Nouns

(n)twit, taunt, tauntingaggravation by deriding or mocking or criticizing

Adjectives

(s)derisive, gibelike, jeering, mocking, tauntingabusing vocally; expressing contempt or ridicule“derisive laughter”, “a jeering crowd”, “her mocking smile”, “taunting shouts of ‘coward’ and ‘sissy’”