Answer:

GNARS

Answer	Crossword Clue
GNARS	Growls
GNARS	Snarls
GNARS	Snarls.

GNARS	Growls, as a dog.
GNARS	Growls.
GNARS	Snarls; growls.
GNARS	Growls, old style.
GNARS	Kennel sounds
GNARS	Growls from Fido
GNARS	Growls like a dog

Crossword

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