of·fen·sive /ə-'fen-siv/ adj1: of, relating to, or designed for attackoffensive weapons2: causing displeasure or resentment; esp: contrary to a particular or prevailing sense of what is decent, proper, or moraldepicted sexual acts in a patently offensive way see also obsceneof·fen·sive·ly advof·fen·sive·ness n
Merriam-Webster’s Dictionary of Law. Merriam-Webster. 1996.
abhorrent, abominable, abusive, annoying, antipathetic, beneath contempt, biting, blasphemous, coarse, contemptible, contumelious, detestable, disagreeable, discourteous, disdainful, disgusting, displeasing, disrespectful, distasteful, execrable, foul, gravis, harsh, hateful, heinous, hideous, horrible, horrid, ignoble, ill-bred, impertinent, impious, impudent, inaffable, indecent, inharmonious, insolent, insulting, intolerable, invidious, irritating, loathsome, low, malignant, monstrous, nasty, nauseating, noxious, objectionable, obnoxious, odiosus molestus, odious, offending, opprobrious, outrageous, peccant, putrid, reeking, repellent, repelling, reprehensible, repugnant, repulsive, revolting, ribald, rude, sarcastic, saucy, shocking, sickening, stinging, truculent, unbearable, uncivil, uncongenial, unendurable, ungracious, unmannered, unmannerly, unpalatable, unpleasant, unpleasing, unsavory, unspeakable, vile, wounding
(taking the initiative) adjective
aggressive, agitational, antagonistic, assailant, assailing, attacking, battling, bellicose, combative, contentious, disruptive, exciting, fighting, hostile, inciting, incursive, inflammatory, instigating, instigative, invading, invasive, militant, militaristic, provocative, provoking, unpacific, unpeaceful, warlike
antipathetic (distasteful), bad (offensive), blatant (obtrusive), calumnious, contemptible, contemptuous, foray, gross (flagrant), heinous, impertinent (insolent), inelegant, insolent, invidious, lewd, litigious, loathsome, lurid, noxious, objectionable, obnoxious, obscene, odious, onset (assault), outrageous, peccant (culpable), presumptuous, profligate (corrupt), pugnacious, reprehensible, repugnant (exciting aversion), repulsive, salacious, scandalous, scurrilous, unacceptable, unbecoming, unendurable, unsatisfactory, unsavory, unseemly, vicious
Burton's Legal Thesaurus. William C. Burton. 2006