Definition of complaint:
exception, wail, bleat, guardianship, holler, whimper, cathexis, fuss, health, stink, distemperature, squawk, difficulty, carp, demurral, remonstrance, lament, epidemic, bursting charge, rap, explosive charge, electric charge, ailment, grouse, kvetch, care, commission, demur, plaint, demurrer, happy, grouch, burster, bearing, whinge, billing, armorial bearing, miserere, tutelage, bitch, thrill, question, whine, grumble, charge, flush, kick, bang, rant, moan, trouble, rush, murmur, distemper, boot, yammer, ail, gripe, contagion, unsoundness, ill, mission, direction, heraldic bearing, beef, expostulation.
- disagreement (part of speech: noun)
- accusation (part of speech: noun)
disease (part of speech: noun)
- lawsuit (part of speech: noun)
- protest (part of speech: noun)