The Collaborative International Dictionary
Exacerbated
Exacerbate \Ex*ac"er*bate\ ([e^]gz*[a^]s"[~e]r*b[=a]t; 277), v.
t. [imp. & p. p. Exacerbated
([e^]gz*[a^]s"[~e]r*b[=a]`t[e^]d); p. pr. & vb. n.
Exacerbating ([e^]gz*[a^]s"[~e]r*b[=a]`t[i^]ng).] [L.
exacerbatus, p. p. of exacerbare; ex out (intens.) +
acerbare. See Acerbate.]
To render more violent or bitter; to irritate; to exasperate;
to imbitter, as passions or disease.
--Brougham.
Wiktionary
exacerbated
vb. (en-past of: exacerbate)