TOEFL 12 Vocabulary Words – Online Spelling Bee

Spell: additional (adjective) /əˈdɪʃ ə nl/
Definition: Added or supplementary to what already exists or is present.
Example Sentence: "He requested additional information about the topic."
Word origin: The adjective 'additional' has its etymological roots in the Latin word 'additionem,' which is derived from 'addere,' a combination of 'ad,' meaning 'to,' and 'dere,' meaning 'to give' or 'to put.

Spell: akin (adjective) /əˈkɪn/
Definition: Having a similarity or resemblance between two or more things, suggesting that they are related or have a common nature or quality.
Example Sentence: "The two species share an akin genetic heritage."
Word origin: The adjective 'akin' has its etymological origins in Old English.

Spell: ancient (adjective) /ˈeɪn ʃənt/
Definition: Referring to a period in history that is far in the past and distant from the present time.
Example Sentence: "Ancient civilizations left behind remarkable legacies."
Word origin: The adjective 'ancient' has its etymological origins in the Latin word 'antiquus,' which signifies 'old' or 'ancient.

Spell: assimilate (verb) /əˈsɪmɪleɪt/
Definition: To absorb and integrate information, ideas, or people into a culture or society.
Example Sentence: "The immigrants will strive to assimilate the language and customs of their new country."
Word origin: The verb 'assimilate' has its etymological roots in the Latin word 'assimilare,' which means 'to make similar' or 'to liken.

Spell: assume (verb) /əˈsum/
Definition: To take or accep something to be true, without concrete evidence or proof.
Example Sentence: "The detective will assume a false identity for the undercover operation."
Word origin: The verb 'assume' has its etymological roots in Latin.

Spell: authentic (adjective) /ɔːˈθɛntɪk/
Definition: True to its original form, unaltered, and genuinely representative of its source or nature.
Example Sentence: "Her smile was authentic and reflected her genuine happiness."
Word origin: The adjective 'authentic' has its etymological roots in the Greek language.

Spell: biometric (adjective) /ˌbaɪ əˈmɛ trɪk/
Definition: Pertaining to the measurement, analysis, and identification of unique biological characteristics and features of living organisms.
Example Sentence: "The government implemented biometric identification systems at airports to streamline the check-in process."
Word origin: The adjective 'biometric' has a clear etymology rooted in two Greek words: 'bios,' meaning 'life,' and 'metron,' meaning 'measure.

Spell: censure (noun) /ˈsɛnʃə/
Definition: The act of criticizing or reprimanding someone severely, often as a formal or official rebuke.
Example Sentence: "His actions drew widespread censure from the public."
Word origin: The noun 'censure' has an etymology that mirrors its nature as a formal or official rebuke.

Spell: colloquial (adjective) /kəˈləʊkwɪəl/
Definition: Language that is used in informal or casual conversation, rather than in formal or written language.
Example Sentence: "He spoke in a colloquial manner, using slang and informal language."
Word origin: The adjective 'colloquial' has its origins in Latin, deriving from the word 'colloquium,' which means 'a conversation' or 'a conference.

Spell: competent (adjective) /ˈkɒmpɪt(ə)nt/
Definition: Possessing the necessary skills, knowledge, and abilities to effectively perform a task, fulfill a role, or handle a particular situation.
Example Sentence: "The lawyer provided competent legal advice."
Word origin: The adjective 'competent' has its origins in Latin, where it stems from the word 'competens,' which is the present participle form of the verb 'competere.

Spell: confusion (noun) /kənˈfyu ʒən/
Definition: A state of disorder, chaos, or lack of clarity and understanding.
Example Sentence: "There was a lot of confusion surrounding the new company policy."
Word origin: The noun 'confusion' has its etymological origins in the Latin word 'confusio,' which is formed from 'confundere.

Spell: constrain (verb) /kənˈstreɪn/
Definition: To limit, restrict, or confine someone or something within certain boundaries, parameters, or limitations.
Example Sentence: "Tight budgets constrain the range of options for social programs."
Word origin: The verb 'constrain' has its etymological roots in the Latin word 'constringere,' which is formed from 'con-' meaning 'together' and 'stringere' meaning 'to bind' or 'to tie.

Spell: constraint (noun) /kənˈstreɪnt/
Definition: A limitation or restriction that is placed on a person, thing, or situation.
Example Sentence: "Time constraint forced them to expedite the process."
Word origin: The noun 'constraint' finds its etymological roots in the Latin word 'constringere,' which consists of 'con-' meaning 'together' and 'stringere' meaning 'to bind' or 'to draw tight.

Spell: contiguous (adjective) /kənˈtɪɡjʊəs/
Definition: Adjacent or touching, sharing a common boundary or border without any gaps.
Example Sentence: "Our new office spaces are located on contiguous floors of the building."
Word origin: The adjective 'contiguous' has its etymological roots in Latin.

Spell: control (verb) /kənˈtroʊl/
Definition: To manage, direct, or regulate something or someone in order to influence or maintain order, stability, or desired outcomes.
Example Sentence: "The pilot has full control over the aircraft's navigation system."
Word origin: The verb 'control' has its etymological roots in the Latin word 'con-' meaning 'together' and 'trollere' meaning 'to move' or 'to steer.

Spell: corrode (verb) /kəˈrəʊd/
Definition: To gradually deteriorate or disintegrate a material, usually caused by a chemical reaction.
Example Sentence: "Chemical reactions can often corrode certain materials."
Word origin: The verb 'corrode' has an etymology rooted in Latin.

Spell: curator (noun) /kjʊəˈreɪtə/
Definition: A professional responsible for the care, management, and oversight of a collection of artifacts, art, or other items of cultural or historical significance.
Example Sentence: "The museum curator gave an engaging lecture on the historical significance of the artifacts."
Word origin: The noun 'curator' traces its roots to the Latin word 'curare,' which means 'to care for' or 'to take care of.

Spell: cure (noun) /kyʊər/
Definition: A remedy, treatment, or solution that brings relief or restores health to a person who is suffering from an illness, ailment, or medical condition.
Example Sentence: "Ginger tea is often used as a natural cure for an upset stomach."
Word origin: The noun 'cure' traces its etymological origins to the Latin word 'cura,' which meant 'care' or 'attention.

Spell: deliberately (adverb) /dɪˈlɪb ər ɪt li/
Definition: Done consciously, purposefully, and intentionally.
Example Sentence: "The artist deliberately chose bold colors to create a striking visual impact in her painting."
Word origin: The adverb 'deliberately' has its origins in the Latin word 'deliberatus,' which is the past participle of 'deliberare.

Spell: dialect (noun) /ˈdaɪ əˌlɛkt/
Definition: A particular form or variation of a language that is specific to a particular region, social group, or cultural community.
Example Sentence: "She could easily identify the dialect of a person based on their accent and word choice."
Word origin: The noun 'dialect' finds its etymological roots in the ancient Greek language.

Spell: diction (noun) /ˈdɪkʃᵊn/
Definition: The style or choice of words and language used by a person, writer, speaker, or artist in their communication or artistic expression.
Example Sentence: "The singer's impeccable diction enhanced the beauty of the song's lyrics."
Word origin: The noun 'diction' has its etymological roots in Latin.

Spell: dilemma (noun) /dɪˈlɛmə/
Definition: A situation in which a choice has to be made between two or more options, all of which have significant drawbacks or negative consequences.
Example Sentence: "The team faced a dilemma when they had to choose between two equally promising strategies."
Word origin: The noun 'dilemma' has an intriguing etymological history, rooted in both Greek and Latin.

Spell: discourse (noun) /ˈdɪskɔːs/
Definition: A spoken or written exchange of ideas or opinions on a particular subject, often involving multiple participants and a range of perspectives.
Example Sentence: "The academic discourse at the conference covered a wide range of topics."
Word origin: The term 'discourse' traces its origins to the Latin word 'discursus,' which is derived from the verb 'discurrere,' meaning 'to run about' or 'to go to and fro.

Spell: dissolve (verb) /dɪˈzɒlv/
Definition: To cause a solid substance to become incorporated into a liquid, resulting in a homogeneous mixture.
Example Sentence: "The tablet will dissolve in your mouth within seconds."
Word origin: The verb 'dissolve' originates from the Latin word 'dissolvere,' which is a combination of 'dis-' meaning 'apart' or 'completely' and 'solvere' meaning 'to loosen' or 'to untie.

Spell: dominance (noun) /ˈdɒm ə nəns/
Definition: A state or condition of having control, authority, or power over others.
Example Sentence: "He challenged her dominance in the chess match by making strategic moves."
Word origin: The noun 'dominance' has its etymological roots in the Latin word 'dominare,' which means 'to rule' or 'to govern.

Spell: dwindle (verb) /ˈdwɪndl/
Definition: To gradually decrease in size, quantity, strength, or importance over time.
Example Sentence: "When the rain started, the crowd at the outdoor concert started to dwindle."
Word origin: The verb 'dwindle' has its origins in Middle English, where it was spelled as 'dwindlen.

Spell: earmark (verb) /ˈɪəmɑːk/
Definition: To set aside or allocate something, typically for a specific purpose or use.
Example Sentence: "The city council plans to earmark a portion of the budget for public parks and recreational facilities."
Word origin: The verb 'earmark' has an interesting etymology rooted in the practice of marking animals by notching or cutting their ears for identification purposes.

Spell: entitlement (noun) /ɛnˈtaɪ tl mənt/
Definition: The belief or sense of deserving special privileges, benefits, or rights based on one's position, status, or personal circumstances.
Example Sentence: "She had a sense of entitlement that made her believe she deserved special treatment."
Word origin: The noun 'entitlement' has its etymological roots in the Old French word 'entiteler,' which meant 'to entitle' or 'to give a title to.

Spell: epistemology (noun) /ɪˌpɪs təˈmɒl ə dʒi/
Definition: A branch of philosophy that investigates the nature, origin, and limits of knowledge.
Example Sentence: "Empiricism is an epistemological approach that emphasizes the role of experience in acquiring knowledge."
Word origin: The term 'epistemology' has its roots in ancient Greek philosophy.

Spell: euphemism (noun) /ˈjuːfɪmɪz(ə)m/
Definition: A polite, inoffensive or mild expression used in place of a more direct or blunt one.
Example Sentence: "In polite society, euphemisms are often employed to discuss sensitive topics."
Word origin: The noun 'euphemism' has its origins in ancient Greece, where 'euphēmismos' was formed from 'eu-' meaning 'good' or 'well' and 'phēmē' meaning 'speech' or 'speaking.

Spell: excerpt (noun) /ˈɛksəːpt/
Definition: A portion of a longer work, such as a book, article, or film, that is selected and presented on its own.
Example Sentence: "The article's opening excerpt captured readers' attention."
Word origin: The noun 'excerpt' has its etymological roots in Latin.

Spell: expanse (noun) /ɪkˈspæns/
Definition: A vast and wide area that extends far and wide, often without any clear boundaries or limitations.
Example Sentence: "I stood on the mountaintop, gazing at the breathtaking expanse of valleys below."
Word origin: The verb 'expand' has its origins in the Latin word 'expandere,' which is a combination of 'ex-' meaning 'out' and 'pandere' meaning 'to spread' or 'to unfold.

Spell: expedition (noun) /ˌɛk spɪˈdɪʃ ən/
Definition: A planned journey or voyage that is undertaken for a specific purpose, often involving exploration, research, or adventure.
Example Sentence: "The mountaineering expedition faced many challenges, including severe weather and avalanches."
Word origin: The noun 'expedition' derives its etymology from the Latin word 'expeditio,' which is formed from the verb 'expedire.

Spell: feasible (adjective) /ˈfi zə bəl/
Definition: Capable of being accomplished or achieved, given the available resources, time, and circumstances.
Example Sentence: "Is it feasible for us to meet up this weekend?"
Word origin: The adjective 'feasible' traces its origins to the Latin word 'facere,' which means 'to make' or 'to do.

Spell: fewer (adjective) /fjuː/
Definition: A smaller number of items or people when compared to another group.
Example Sentence: "Fewer students opted for the advanced course compared to the basic one."
Word origin: The adjective 'fewer' is derived from the Old English word 'fēawa,' which means 'few' or 'not many.

Spell: hegemony (noun) /hɪˈdʒɛməni/
Definition: The dominant power or influence that one group or nation has over others, often through political, economic, or cultural means.
Example Sentence: "Media conglomerates often shape cultural hegemony by controlling narratives and public discourse."
Word origin: The noun 'hegemony' has its etymological origins in Greek.

Spell: hemisphere (noun) /ˈhɛmɪsfɪə/
Definition: Half of a sphere, usually divided by an imaginary plane, such as the equator, that passes through the center of the sphere.
Example Sentence: "The left hemisphere of the brain is associated with logical thinking."
Word origin: The noun 'hemisphere' has its etymological roots in two Latin words: 'hemi,' meaning 'half,' and 'sphaera,' meaning 'sphere.

Spell: historical (adjective) /hɪˈstɔr ɪ kəl/
Definition: Relating to or connected with history.
Example Sentence: "She conducted extensive research to uncover the historical truth behind the legend."
Word origin: The adjective 'historical' has its etymological roots in the Latin word 'historicus,' which was derived from the Greek word 'histor,' meaning 'a learning' or 'an inquiry.

Spell: idiom (noun) /ˈɪdɪəm/
Definition: A phrase or expression that has a figurative meaning that is different from the literal meaning of the individual words.
Example Sentence: "The ball is in your court" is an idiom that means it is now your turn to take action."
Word origin: The noun 'idiom' originates from the Greek word 'idioma,' which means 'peculiarity' or 'special feature.

Spell: implied (adjective) /ɪmˈplaɪd/
Definition: Suggested, hinted at, or understood without being directly stated or expressed.
Example Sentence: "The teacher's pointed question implied that the students should have known the answer."
Word origin: The adjective 'implied' is derived from the verb 'imply,' which originates from the Latin word 'implere,' meaning 'to fill' or 'to complete.

Spell: infer (verb) /ɪnˈfəː/
Definition: To make an educated guess or conclusion based on available information or evidence.
Example Sentence: "It is difficult to infer the meaning of the text without any context."
Word origin: The verb 'infer' has its etymological roots in Latin.

Spell: informed (adjective) /ɪnˈfɔrmd/
Definition: Possessing knowledge, understanding, or awareness on a particular subject or issue.
Example Sentence: "My informed guess is that the market will improve next quarter."
Word origin: The adjective 'informed' has its etymological roots in Latin.

Spell: infrastructure (noun) /ˈɪnfrəˌstrʌktʃə/
Definition: The basic physical and organizational structures and facilities that are needed for a society or an organization to function.
Example Sentence: "The government allocated funds for improving the country's aging infrastructure."
Word origin: The noun 'infrastructure' has its roots in the Latin language, where 'infra' means 'below' or 'beneath,' and 'structura' means 'building' or 'construction.

Spell: insight (noun) /ˈɪnˌsaɪt/
Definition: The ability to understand or perceive the inner workings or underlying nature of something.
Example Sentence: "The author's book offered valuable insights into the human condition."
Word origin: The noun 'insight' can be traced back to the Old English word 'insight' or 'insihth,' which was a combination of 'in' meaning 'in' and 'sight' meaning 'vision' or 'perception.

Spell: instinctive (adjective) /ɪnstɪŋktɪv/
Definition: Pertaining to actions, behaviors, or responses that are innate, intuitive, or natural, rather than learned or consciously thought out.
Example Sentence: "The athlete's instinctive reaction allowed them to dodge the incoming ball effortlessly."
Word origin: The adjective 'instinctive' is derived from the noun 'instinct,' which in turn has its etymological roots in the Latin word 'instinctus.

Spell: intact (adjective) /ɪnˈtakt/
Definition: Remaining complete, whole, or undamaged, without any significant alterations or losses.
Example Sentence: "The glass bottle emerged from the fall completely intact."
Word origin: The adjective 'intact' has its origins in Latin, derived from the word 'intactus,' which combines 'in-' (not) and 'tactus' (touched or affected).

Spell: intricate (adjective) /ˈɪntrɪkət/
Definition: Complex and detailed, with many interrelated parts or elements.
Example Sentence: "The music had an intricate melody that was hard to follow."
Word origin: The adjective 'intricate' has its origins in Latin, derived from 'intricatus,' which means 'entangled' or 'involved.

Spell: lunar (adjective) /ˈluːnə/
Definition: Relating to the moon or characteristic of the moon's features, properties, or influence.
Example Sentence: "The lunar module touched down gently on the surface of the moon."
Word origin: The adjective 'lunar' is rooted in Latin.

Spell: maxim (noun) /ˈmaksɪm/
Definition: A concise expression of a general truth or rule of conduct, often in the form of a proverb or aphorism.
Example Sentence: "The wise elder shared a maxim about the importance of patience."
Word origin: The noun 'maxim' has its origins in the Latin word 'maxima,' the feminine form of 'maximus,' meaning 'greatest' or 'largest.

Spell: medieval (adjective) /ˌmi diˈi vəl/
Definition: Pertaining to or is characteristic of the Middle Ages, a historical period that lasted from the 5th to the 15th century in Europe.
Example Sentence: "Knights in shining armor were prominent figures during the medieval period."
Word origin: The adjective 'medieval' is intimately connected to the historical period it describes, the Middle Ages, which spanned from the 5th to the 15th century in Europe.

Spell: millennia (noun) /mɪˈlɛnɪə/
Definition: Denoting a span of one thousand years or multiple periods of a thousand years.
Example Sentence: "The oldest human settlements date back to over ten millennia ago."
Word origin: The noun 'millennia' has a straightforward etymology rooted in Latin.

Spell: nepotism (noun) /ˈnɛpətɪz(ə)m/
Definition: The practice of favoring one's own family members or close associates in business or political appointments, regardless of their qualifications or merit.
Example Sentence: "The CEO's nepotistic tendencies angered shareholders."
Word origin: The noun 'nepotism' finds its etymological roots in the Latin word 'nepos,' which means 'nephew' or 'grandchild.

Spell: notice (verb) /ˈnoʊ tɪs/
Definition: To perceive or become aware of something through one's senses or attention.
Example Sentence: "Birds chirp softly; people passing by notice the sweet, melodic harmony."
Word origin: The verb 'notice' has its etymology rooted in the Latin word 'notitia,' which means 'knowledge' or 'awareness.

Spell: obligatory (adjective) /əˈblɪɡət(ə)ri/
Definition: Required or necessary, often due to a rule or social expectation.
Example Sentence: "Paying taxes is an obligatory civic duty for all citizens."
Word origin: The adjective 'obligatory' derives its etymological origins from the Latin word 'obligatus,' which is the past participle of 'obligare.

Spell: oceanic (adjective) /ˌoʊ ʃiˈæn ɪk/
Definition: Relating to the ocean, which is the vast body of saltwater that covers a significant portion of the Earth's surface.
Example Sentence: "The diver explored the colorful coral reefs in the oceanic depths."
Word origin: The adjective 'oceanic' is directly linked to its root word, 'ocean,' which has its etymological origins in ancient Greek.

Spell: optimal (adjective) /ˈɒp tə məl/
Definition: Most favorable, advantageous, or ideal in terms of achieving the best possible outcome or result.
Example Sentence: "The optimal solution to the problem required innovative thinking and collaboration."
Word origin: The adjective 'optimal' has its etymological roots in the Latin word 'optimus,' which means 'best' or 'finest.

Spell: probe (verb) /proʊb/
Definition: To investigate, explore, or examine something thoroughly and systematically, often with the intention of obtaining information or understanding a particular subject or situation.
Example Sentence: "I need to probe deeper into the issue to understand its root causes."
Word origin: The verb 'probe' has its etymology rooted in the Latin word 'probus,' meaning 'good' or 'upright,' and 'probare,' which means 'to test' or 'to prove.

Spell: proclaim (verb) /prəˈkleɪm/
Definition: To make a public or formal announcement or declaration, often in a loud or formal manner.
Example Sentence: "When the time comes, we will proclaim our love to the world."
Word origin: The verb 'proclaim' has its roots in the Latin word 'proclamare,' which is a combination of 'pro,' meaning 'forth,' and 'clamare,' meaning 'to cry out' or 'to shout.

Spell: productive (adjective) /prəˈdʌk tɪv/
Definition: Fruitful, efficient, or capable of yielding positive results or outcomes.
Example Sentence: "Regular exercise and a balanced diet contribute to a productive lifestyle."
Word origin: The adjective 'productive' has its etymological roots in the Latin word 'productivus,' which is derived from 'producere,' meaning 'to bring forth' or 'to produce.

Spell: profit (noun) /ˈprɒf ɪt/
Definition: The financial gain or benefit that is obtained from a business venture, investment, or commercial activity after deducting all expenses, costs, and taxes.
Example Sentence: "The non-profit organization focuses on social impact rather than financial profit."
Word origin: The noun 'profit' has its etymological origins in the Old French word 'prufit,' which was derived from the Latin word 'proficere.

Spell: protrusion (noun) /proʊˈtru ʒən/
Definition: An outward or projecting part, object, or formation that extends beyond its surrounding surface or environment.
Example Sentence: "She hit her head on the sharp protrusion of the metal shelf."
Word origin: The noun 'protrusion' originates from the Latin word 'protrudere,' which combines 'pro,' meaning 'forward' or 'forth,' and 'trudere,' meaning 'to thrust' or 'to push.

Spell: recollect (verb) /ˌrɛkəˈlɛkt/
Definition: To remember or retrieve information, memories, experiences, or details from the past.
Example Sentence: "They recollect the stories their grandparents told them."
Word origin: The verb 'recollect' has its etymological roots in Latin.

Spell: refrain (verb) /rɪˈfreɪn/
Definition: To avoid doing something, often because of a strong desire to resist a temptation or a certain behavior.
Example Sentence: "He couldn't refrain from laughing at the funny joke."
Word origin: The verb 'refrain' finds its etymological roots in the Old French word 'refrener,' which came from the Latin 'refrenare.

Spell: regurgitate (verb) /rɪˈɡəːdʒɪteɪt/
Definition: To repeat information without understanding or analyzing it.
Example Sentence: "During the exam, she struggled not to regurgitate memorized answers."
Word origin: The verb 'regurgitate' is derived from the Latin word 'regurgitare,' which is a combination of 're-' (meaning 'back' or 'again') and 'gurgitare' (meaning 'to overflow' or 'to flood').

Spell: reverberate (verb) /rɪˈvəːbəreɪt/
Definition: To resound or echo repeatedly, typically as a result of a sound or vibration being reflected or bouncing back from a surface.
Example Sentence: "Her laugh will reverberate through the empty hall long after she leaves."
Word origin: The verb 'reverberate' has its origins in the Latin word 'reverberare,' which is a combination of 're-' meaning 'back' or 'again' and 'verberare' meaning 'to strike' or 'to beat.

Spell: rhetoric (noun) /ˈrɛtərɪk/
Definition: The art and study of persuasive communication, including the use of language, gestures, and other techniques to influence an audience.
Example Sentence: "Her mastery of rhetoric made her a compelling public speaker."
Word origin: The noun 'rhetoric' finds its origins in ancient Greece, specifically from the word 'rhētorikē,' which means 'the art of persuasive speaking or writing.

Spell: satisfactory (adjective) /ˌsæt ɪsˈfæk tə ri/
Definition: Meeting or fulfilling expectations, requirements, or desires to a sufficient degree.
Example Sentence: "The customer found the product's quality to be less than satisfactory."
Word origin: The adjective 'satisfactory' has its origins in the Latin word 'satisfacere,' where 'satis' means 'enough' or 'sufficient,' and 'facere' means 'to make' or 'to do.

Spell: sovereign (noun) /ˈsɒv rɪn/
Definition: A supreme ruler or monarch who possesses absolute power and authority over a territory or a group of people.
Example Sentence: "The queen is the sovereign of a constitutional monarchy."
Word origin: The noun 'sovereign' has its etymological roots in Latin and Old French.

Spell: subconscious (noun) /ˌsʌbˈkɒnʃəs/
Definition: The part of the mind that is responsible for processing information that is not currently in conscious awareness.
Example Sentence: "My subconscious often drives my actions, even when I'm not aware of it."
Word origin: The noun 'subconscious' has its etymology in Latin and English.

Spell: superimpose (verb) /ˌsuːp(ə)rɪmˈpəʊz/
Definition: To place one thing on top of another, typically in such a way that both are visible but one is dominant.
Example Sentence: "The graphic designer used Photoshop to superimpose text onto the image."
Word origin: The verb 'superimpose' finds its etymological roots in Latin and Middle French.

Spell: tangent (noun) /ˈtan(d)ʒ(ə)nt/
Definition: A completely different line of thought or action that is not related to the current topic or situation.
Example Sentence: "During the math class, the teacher went off on a tangent about the history of calculus."
Word origin: The noun 'tangent' has its origins in Latin, coming from the word 'tangens,' which is the present participle of 'tangere,' meaning 'to touch.

Spell: thesis (noun) /ˈθiːsɪs/
Definition: A statement or theory that is put forward as a premise to be maintained or proved.
Example Sentence: "The professor praised the clarity of his student's thesis on social inequality."
Word origin: The noun 'thesis' has its etymological roots in ancient Greek.

Spell: totalitarianism (noun) /toʊˌtæl ɪˈtɛər i əˌnɪz əm/
Definition: A political system or ideology characterized by centralized and absolute control over all aspects of public and private life.
Example Sentence: "Totalitarianism suppresses freedom of speech and imposes strict censorship."
Word origin: The noun 'totalitarianism' is a relatively modern term that emerged in the early 20th century to describe a political system or ideology characterized by centralized and absolute control over all aspects of public and private life.

Spell: unstructured (adjective) /ʌnˈstrʌk tʃərd/
Definition: Lacking a defined or organized framework or arrangement.
Example Sentence: "The unstructured nature of the assignment gave students the freedom to choose their own research topics."
Word origin: The adjective 'unstructured' can be understood by examining its root word, 'structured.

Spell: vacuum (noun) /ˈvæk yum/
Definition: A space or area devoid of matter, specifically gas, liquid, or solid particles.
Example Sentence: "The scientist conducted experiments in a high-pressure vacuum chamber."
Word origin: The noun 'vacuum,' rooted in the Latin word 'vacuus,' can be traced back to ancient Latin.