Exacerbate is defined as to make worse or more severe.(verb)
An example of exacerbate is to lift heavy items while already having a painful back condition.
See exacerbate in Webster's New World College Dictionary
See exacerbate in American Heritage Dictionary 4
transitive verb ex·ac·er·bat·ed, ex·ac·er·bat·ing, ex·ac·er·bates
Origin: Latin exacerbāre, exacerbāt-
Origin: : ex-, intensive pref.; see ex-
Origin: + acerbāre, to make harsh (from acerbus, harsh; see ak- in Indo-European roots).
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