Synonyms and related words :
acerb, acerbate, acerbic, acid, acidic, acidulent, acidulous, acrimonious, aggravated, agitated, angry, annoyed, antagonistic, beefing, begrudging, bellyaching, bitching, bitter, bothered, browned-off, bugged, burning, burnt-up, catty, caustic, chafed, choleric, complaining, complaintful, crabbing, crabby, cranky, croaking, disappointed, discontented, disgruntled, displeased, dissatisfied, disturbed, embittered, envious, exasperated, faultfinding, fretful, furious, galled, griped, griping, grouchy, grousing, growling, grumbling, hostile, incensed, indignant, irate, irked, irritated, jealous, malcontent, malcontented, miffed, murmuring, muttering, nagging, naggy, nettled, out of humor, peeved, peevish, pettish, petulant, piqued, provoked, querulant, querulous, rancorous, rankled, rebellious, resenting, restive, restless, riled, roiled, ruffled, shrewish, sore, spiteful, splenetic, stewing, sulky, troubled, unaccepting, unaccommodating, uneasy, unfulfilled, ungratified, unhappy, unsatisfied, upset, vexed, vindictive, virulent, vixenish, vixenly, whiny, worked up