- acerbity - a sharp bitterness
--1 is a kind of bitterness, bitter
Derived form: verb acerbate2 - acerbity, tartness - a sharp sour taste
--2 is a kind of sourness, sour, acidity
Derived form: verb acerbate2 - bitterness, acrimony, acerbity, jaundice - a sharp and bitter manner
--3 is a kind of disagreeableness
Derived form: verb acerbate1