Noun:

খিট্খিটে লোক, খেঁকী লোক,

grumbler's Usage Examples:

Pristidactylus torquatus, commonly known as lagarto de bosque, the southern grumbler, or the forest lizard, is a species of lizard in the family Iguanidae.

Diplolaemus leopardinus, commonly known as the leopard iguana or the leopard grumbler, is a species of lizard native to the southern tip of South America.

I'm just an old grumbler.

were Ron-warrigh-woh-go-wa (meaning in English the great fault finder or grumbler), Ka-na-da-rokh-go-wa (a great eater), Ro-ya-na (a chief), As-sa-ve-go.

Gumble-esque camel who is real fast and humble, doesn't take tips and is never a grumbler), a "Krustiferous Krumbull" (a Krusty-esque bull who ends up being beheaded.

had already threatened people, had been known as a querulous vexatious grumbler, and had had a report made against him.

McMurtry, Out of the Mists The New York Review of Books The Worcestershire grumbler: the writings of James Lees-Milne, diarist and man of letters "Cabinet.

Schnack gives the nicknames of the matadors as Spitz ("top"), Bruus ("grumbler") and Duller Hund ("mad dog").

Synonyms:

whiner; complainer; moaner; bellyacher; squawker; disagreeable person; kvetch; crybaby; sniveller; unpleasant person;

Antonyms:

cheer;