abrasive, aggravating, annoying, chafing, exasperating, frustrating, galling, inflammatory, irksome, irritating, maddening, nagging, nettlesome, nettling, offensive, provocative, provoking, rankling, riling, vexing

engaging, incensing, infuriating, maddening

antagonistic, antipathetic, hostile, inhospitable, inimical, unfriendly, unsympathetic

aggressive, agonistic, argumentative, assertive, bellicose, belligerent, combative, confrontational, contentious, pugnacious, quarrelsome, scrappy, truculent

martial, militant, militaristic, military, warlike