I. noun
1.
Synonyms: grouch , ||bellyacher, complainer, crank, faultfinder, griper, growler, grumbler, kicker, sorehead
2.
Synonyms: rebel , anarch, anarchist, frondeur, insurgent, insurrectionist, mutineer, revolter
II. adjective
Synonyms: discontented , discontent, disgruntled, dissatisfied, malcontented, uncontent, uncontented, ungratified
Related Word: alienated, disaffected, estranged; disobedient, ungovernable, unruly; restless; contumacious, factious, insubordinate, mutinous, rebellious, seditious