An increase in the severity of something (such as a disease)

plural of exacerbation

(transitive) To make worse (a problem, bad situation, negative feeling, etc.); aggravate; exasperate.

simple past tense and past participle of exacerbate

Third-person singular simple present indicative form of exacerbate

present participle of exacerbate

That exacerbates

One who, or that which, exacerbates or makes worse.

plural of exacerbator

That causes exacerbation.