acerbo-, acerb- (Latin: bitter, sharp, sour, stinging).
Having a bitter or sour taste; sharp or bitter in temper, mood, or expression.
To irritate or annoy.
Sharp pointed and slender, as a pine needle.
Sourness of taste, with bitterness and astringency, as of unripe fruit; harseness, bitterness, or severity; as, acerbity of temper, of language, or of pain.
An abnormal fear of sour or bitter tasting foods or liquids.exacerbate, exacerbating : To increase the severity of, aggravate; to irritate.
Increase in the severity of a disease or any of its symptoms, as in a continuous fever.
Showing violence or bitterness; an irritation.