Answer:

WOOFS

Answer	Crossword Clue
WOOFS	Crosswise threads
WOOFS	Rover's greetings
WOOFS	Low-pitched canine sounds

WOOFS	Dog sounds
WOOFS	Barks.
WOOFS	Sounds made by comic-strip canines.
WOOFS	Canine sounds.
WOOFS	Canine noises.
WOOFS	Kennel sounds
WOOFS	Marmaduke's comments
WOOFS	Scares a cat, in a way

WOOFS	Low barks
WOOFS	Barks
WOOFS	Barks like a dog
WOOFS	Some dog barks
WOOFS	Pound exchange