alleviate, alleviative, ameliorate, analgesic, asphyxiate, assuage, consensual, cure, deliverance, dilute, discard, euthanize, heartening, humane, humanitarian, immune, lenience, lenient, liberate, mercy, palliate, palliative, redress, remission, respite, scratch, sedative, solace, soporific, uplifting, wane, weary, weep