Wiktionary
acerbly
adv. In an acerb manner.
Usage examples of "acerbly".
The product of a mage whose bones had long decayed to dust and scattered on the winds a dragon's age ago, before Elminster was more than a gleam in his father's eye, the head was the bust of a man acerbly handsome, with a scholar's brow and an ascetic's narrow, bearded face.