grouch
[noun]
Synonyms: bellyacher, complainer, crab, crabber, crank, crosspatch, faultfinder, griper, grouser, growler, grumbler, grump, kicker, malcontent, sorehead, sourpuss
[verb]
Synonyms: grumble, croak, grouse, grunt, murmur, mutter, scold

---

Contrasted words: optimist, Pollyanna

[TahlilGaran] English Synonym Dictionary ▲

I. grouch¹ /ɡraʊtʃ/ noun informal
[Date: 1800-1900; Origin: Probably from grutch 'complaint' (14-19 centuries), from Old French grouchier 'to complain']

1. [countable] someone who is always complaining:
an old grouch

2. [countable] something unimportant that you complain about

[TahlilGaran] Dictionary of Contemporary English ▲

II. grouch² verb [intransitive] informal
to complain in a slightly angry way Synonym : moan
grouch about
He’s always grouching about something!

[TahlilGaran] Dictionary of Contemporary English ▲