Exacerbate
Pronunciation : Ex*ac"er*bate
Part of Speech : v.
Etymology : [L. exacerbatus, p. p. of exacerbare; ex out (intens.) + acerbare. See Acerbate.]
Definition : Defn: To render more violent or bitter; to irriate; to exasperate; to imbitter, as passions or disease. Broughman.
t. [imp. & p. p. Exacerrated; p. pr. & vb. n. Exacerrating.]
Source : Webster's Unabridged Dictionary, 1913