The Oxford Thesaurus An A-Z Dictionary of Synonyms - sickenv.

1) fall ill, take sick, contract, be stricken by, come down with or catch something or a bug, fail, weaken: After he seemed to be recovering so well, he suddenly sickened and died. 2) make ill or sick, afflict, affect, disgust, nauseate, turn one's stomach, upset, appal, shock, repel, revolt, repulse, offend, make one's gorge rise; put out: The scene in the abattoir sickened me.