To make or become sick. See Synonyms at disgust. (verb-transitive)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "sicken" in a sentence
"The chronicler stated simply that "the following month [August] Louis, the son of King Philip, began to sicken from a most serious illness, which is called dysentery by the physicians.""
"Now Rabbi Yoffie says wars "sicken" him, even the wars he supports."
"After enduring sufferings such as sicken one in the bare recital the remnant staggered into the settlements, more dead than alive."