Answer:

grump

Answer	Crossword Clue
GRUMP	Complainer
GRUMP	Chronic complainer
GRUMP	Curmudgeon

GRUMP	Crotchety sort
GRUMP	Constant complainer
GRUMP	Sourpuss
GRUMP	Crotchety one
GRUMP	Grouchy guy
GRUMP	Crabby sort
GRUMP	Grouchy one
GRUMP	Crab

GRUMP	Sorehead
GRUMP	Bellyacher
GRUMP	Crosspatch
GRUMP	Crank
GRUMP	Sourball
GRUMP	Grouch
GRUMP	Cranky complainer
GRUMP	Jack Lemmon role in '93 and '95

GRUMP	Cranky one
GRUMP	Cranky sort

Crossword

a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.