abrupt, aggressive, argumentative, bad-tempered, bearish, beastly, beetle-browed, bilious, black-browed, black, bluff, blunt, boorish, brash, brusque, cantankerous, cavalier, choleric, churlish, crabbed, crabby, cross, crotchety, crusty, curt, dark, dejected, discourteous, dour, dumpish, dyspeptic, fractious, frowning, glowering, glum, grim, grouchy, gruff, grum, grumpy, harsh, ill-humored, ill-mannered, ill-natured, ill-tempered, irritable, lowering, melancholy, moodish, moody, mopey, moping, mopish, morose, mumpish, obnoxious, obstreperous, peevish, quarrelsome, rough, rude, saturnine, scowling, severe, sharp, short-tempered, short, snappish, snippy, splenetic, sulky, sullen, temperamental, testy, touchy, truculent, ugly, uncivil, ungracious, unpleasant, waspish