THESAURUS
acknowledgment, answer, answering, antiphon, back answer, backchat, cheek, comeback, echo, evasive reply, guff, impudence, insolence, jaw, lip, mouth, reaction, ready reply, receipt, rejoinder, repartee, replication, reply, repost, rescript, rescription, respondence, response, responsion, responsory, retort, return, reverberation, riposte, sass, sassiness, sauce, sauciness, short answer, snappy comeback, witty reply, witty retort, yes-and-no answer