sullen Definition

morose, moody, glowering, glum, dour, saturnine, dark, sour, cloudy, threatening, heavy, ill-natured, lowering, surly, forlorn, downcast, taciturn, petulant, unsmiling, grumpy, pensive, impassive, despondent, peevish, resentful, emotionless, uncommunicative, disconsolate, apathetic, melancholy, truculent, listless, cheerless, dreary, grouchy, fretful, cranky, doleful, wistful, joyless, muggard, mumpish, hangdog, incommunicative, moony, stoic, downlooked, inexpressive, unaffectionate, careworn, affectless, giggly, unassertive, gawky, pallid, unexpressive, pouty, disheveled, meek, frowny, scruffy, humorless, lonely, ashen, diffident, haggard, uncomprehending, pitying, bedraggled, sallow, frowsy, lank, puppyish, introverted, irritable, aimless, stomachy, stubbly, dejected, somnambulistic, mirthless, waifish, loner, scraggly, vengeful, crabby, haughty, dyspeptic, sheepish, unaffecting, reproachful, charmless, embittered, monosyllabic, choleric, nerdish, standoffish, fidgety, chatty, cheerful,