| Sicken 1. (v. t.) To make sick; to disease. 2. (v. t.) To make qualmish; to nauseate; to disgust; as, to sicken the stomach. 3. (v. t.) To impair; to weaken. 4. (v. i.) To become sick; to fall into disease. 5. (v. i.) To be filled to disgust; to be disgusted or nauseated; to be filled with abhorrence or aversion; to be surfeited or satiated. 6. (v. i.) To become disgusting or tedious. 7. (v. i.) To become weak; to decay; to languish. Thesaurus Entries OD, affect, afflict, appall, be brought down, be felled, be struck down, be traumatized, break out, catch, catch cold, collapse, come down with, contract, debilitate, degenerate, derange, deteriorate, devitalize, disable, disgust, disimprove, disorder, enervate, enfeeble, erupt, fail, fall back, fever, get, get worse, give offense, go into shock, gross out, grow worse, horrify, hospitalize, incapacitate, indispose, invalid, lay up, let down, nauseate, offend, overdose, put off, put out, reduce, regress, relapse, reluct, repel, repulse, retrograde, retrogress, revolt, run a temperature, shock, slacken, slip back, take, take ill, turn, turn the stomach, unhinge, unsettle, upset, weaken, worsen |