GROUCH

grouch, grump, crank, churl, crosspatch

(noun) a bad-tempered person

grouch, grumble, scold

(verb) show one’s unhappiness or critical attitude; “He scolded about anything that he thought was wrong”; “We grumbled about the increased work load”

Source: WordNet® 3.1

Etymology

Noun

grouch (plural grouches)

A complaint, a grumble, a fit of ill-humor. [from the late 19th c]

One who is grumpy or irritable. [from the early 20th c]

• I don't feel like hanging around with that grouch.

Synonym: Thesaurus:complainer

Verb

grouch (third-person singular simple present grouches, present participle grouching, simple past and past participle grouched)

(intransitive) To be grumpy or irritable; to complain. [from the early 20th c]

Synonyms

• See also complain

Source: Wiktionary