grouching
grouch-ing
verb
Expressing dissatisfaction or annoyance, often in a bad-tempered or complaining manner.
"He was grouching about the cold."
noun
The act or habit of complaining or grumbling in a bad-tempered or irritable way.
"Her constant grouching annoyed us all."
Thesaurus
Synonyms: grump, crosspatch, crank, churl, grouch, scold, grumble