acerbity

1. Sourness of taste, with bitterness and astringency, like that of unripe fruit. 2. Harshness, bitterness, or severity; as, acerbity of temper, of language, of pain. Barrow.

Source: Webster's Revised Unabridged Dictionary (1913), United States public domain. See methodology for full licensing detail. Word validity for game play may differ from any official game dictionary.