Synonyms for Biting (same or very similar meaning)
WordNet sense 1 (capable of wounding):
barbed, mordacious, pungent, nippingWordNet sense 2 (expressing or expressive of ridicule that wounds):
sarcasticWordNet sense 3 (causing a sharply painful or stinging sensation; used especially of cold):
bitterFrom the ODE community, based on WordNetadd/edit