"exasperates" in the verb sense
1. exacerbate, exasperate, aggravate
exasperate or irritate
2. infuriate, exasperate, incense
make furious
3. worsen, aggravate, exacerbate, exasperate
make worse
"This drug aggravates the pain"
Source: WordNet® (An amazing lexical database of English)
Princeton University "About WordNet®."
WordNet®. Princeton University. 2010.
View WordNet® License