heckler

a person who causes repeated emotional pain, distress, or annoyance to another avoided the hecklers who hung out on the street corner making threatening remarks to passersby Synonyms baiter, harasser, tormentor, mocker, needler, persecutor, quiz, quizzer, ridiculer, taunter, tease, teaser, torturerRelated Words belittler, derider, detractor, giber (or jiber), insulter, jeerer, scoffer, scorner; trash-talker; smart aleck (also smart alec), smarty (or smartie), smarty-pants, wiseacre, wiseguy; kidder, lampooner, satirist; accuser, blamer, troublemaker; assailant, attacker, molester, victimizer; bother, disturber, pestNear Antonyms defender, deliverer, guard, protector, rescuer, savior (or saviour); comforter, consoler, solace, soother, succorer; bodyguard, champion