mopey

given to or displaying a resentful silence and often irritability I don't know what's made him all mopey, but he's getting hard to live with Synonyms glum, sulky, pouting, pouty, sullen, surlyRelated Words dour, gloomy, morose; choleric, crabby, cranky, cross, crotchety, grouchy, grumpy, irascible, irritable, peevish, perverse, pettish, petulant, prickly, quick-tempered, raspy, ratty, short-tempered, snappish, snappy, snarky, snippety, snippy, testy, waspish; brooding, moping; bearish, bilious, cantankerous, disagreeable, dyspeptic, ill-humored, ill-natured, ill-tempered, ornery; huffy, sensitive, temperamental, tetchy, thin-skinned, touchyNear Antonyms sociable; cheerful, cheery, gladsome, good-humored, good-natured, good-tempered, perky, sunny; carefree, easygoing, happy-go-lucky, relaxed