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exacerbate
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exacerbate

ex·ac·er·bate [ ig zássər bàyt ] (past and past participle ex·ac·er·bat·ed, present participle ex·ac·er·bat·ing, 3rd person present singular ex·ac·er·bates)


transitive verb 
Definition:
 
make worse: to make an already bad or problematic situation worse
Her silence merely exacerbated the problem.

[Mid-17th century. < Latin exacerbat-, past participle of exacerbare "make thoroughly harsh" < acerbus "harsh, bitter"]

ex·ac·er·ba·tion [ ig zàssər báysh'n ] noun
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