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Substantiv
complaint [pl. complaints] , {feelings & emotions}
anger {feelings & emotions}
dissatisfaction {feelings & emotions}
discontent {feelings & emotions}
disapproval {feelings & emotions}
displeasure {feelings & emotions}
ennui {feelings & emotions}
complaining {feelings & emotions}
grumbling {feelings & emotions}
grouch {feelings & emotions}
grumble {feelings & emotions}
impatience {feelings & emotions}
indignation {feelings & emotions}
resentment {feelings & emotions}
tedium {feelings & emotions}
umbrage {feelings & emotions}
Verb
to complain [ complained ; complained ]