sour note

quarrelsome, agonistic, airborne, alienated, antipersonnel, antitank, armed, armed to the teeth, armigerous, astrive, at daggers drawn, at enmity, at issue, at loggerheads, at odds, at open war with, at variance, at variance with, at war, at war with, barratrous, battailous, bellicose, belligerent, bristling with arms, cankered, cantankerous, chivalrous, cold-hearted, combative, competitive, contending, contentious, cool, cornobbled, crabbed, cross, curst, disaffected, disagreeing, discordant, discrepant, disproportionate, disproportionated, divergent, embattled, estranged, exceptional, gladiatorial, hostile, ill-assorted, ill-sorted, ill-timed, improper, in arms, in bad odor with, in battle array, in open arms, in the field, inadmissible, inapplicable, inapposite, inappropriate, inapt, incompatible, incongruous, inconsistent with, inimical, internecine, intrusive, irreconcilable, irreducible, knock-down-drag-out, laquearian, manubiary, martial, militant, military, misjoined, mismatched, mismated, misplaced, not on speaking terms, on bad terms, out of character, out of its element, out of joint, out of keeping, out of place, out of proportion, out of season, out of time, palestric, palestrical, pugilistic, pugnacious, repugnant to, rival, soldier-like, soldierly, stipendiarian, strategic, strategical, stratonic, sword in hand, tactical, tauromachian, together by the ears, top-secret, triphibian, unaccommodating, unapt, unbecoming, unbefitting, uncommensurable, unconformable, uncongenial, unconsonant, under arms, unfit, unfitting, unfriendly, unharmonious, unpacific, unpeaceful, unsuitable, unsuited, up in arms, up in arms against, warlike