Acerbity
Acerbity ({not transcribed}) , noun
[French acerbité, Latin acerbitas, from acerbus. See Acerb.]
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