Synonyms and related words :
acid, against, angry, annoyed, beefing, bellyaching, bitching, browned off, caustic, cheerless, complaining, complaintful, con, corrosive, crabbing, crabby, cranky, croaking, disappointed, disapprobatory, disapproving, discontent, disenchanted, disgruntled, disillusioned, displeased, dissatisfied, dissenting, envious, exasperated, faultfinding, fed up, feeling evil, fretful, grim, griping, grouchy, grousing, growling, grumbling, humorless, in bad humor, indignant, infestive, irritated, joyless, low, malcontent, malcontented, mirthless, miserable, murmuring, muttering, opposed, opposing, out of humor, out of sorts, out of temper, peevish, petulant, piqued, pissed off, pleasureless, poor, querulant, querulous, rebellious, resentful, restive, restless, sorry, sorryish, sulky, testy, turned-off, unaccepting, unaccommodating, unappreciative, unapproving, uncheerful, uncheery, uncomplimentary, uneasy, unfavorable, unfulfilled, ungratified, unhappy, unjoyful, unmirthful, unsatisfied, unsmiling, vexed, whiny, wretched,