grievance

1 a lingering ill will towards a person for a real or imagined wrong this is no place to air your grievances against him Synonyms down [chiefly British], grudge, resentment, scoreRelated Words condemnation; offense (or offence), umbrage; complaint; dudgeon, huff, peeve, pique; despite, hatefulness, malevolence, malice, maliciousness, meanness, nastiness, spite, spitefulness, spleen, venom, viciousness; animosity, antagonism, antipathy, bitterness, enmity, hostility, rancor

2 an expression of dissatisfaction, pain, or resentment she decided to file a formal grievance against the utility company Synonyms beef, bitch, bleat, carp, fuss, complaint, gripe, grouch, grouse, grumble, holler, kvetch, lament, miserere, moan, murmur, plaint, squawk, wail, whimper, whine, whinge [British], yammerRelated Words challenge, demur, expostulation, kick, niggle [chiefly British], objection, protest, quibble, remonstrance, stinkNear Antonyms commendation, compliment, plaudit; acclaim, applause, praise; approval, endorsement (also indorsement), sanction