adj. bitter
adv. bitterly
n. bitterness
v. to bitter, embitter, make or become bitter

Qethsegol vahrukiv ahzid Viik do Briinahmaar do Sot Peyt, naako wah fin laat naal ufiik do Korvag Kol.
This stone commemorates the bitter Defeat of the Sisterhood of the White Rose, eaten to the last by the Trolls of Korvag Crag.
(Word Wall for Viik, Disarm)

Bitter in feeling or sentiment.

Possibly from aaz ‘mercy’ and its family of words relating to pain.

Featured in the dragon priest name Ahzidal ‘bitter destroyer’.