doggy

Concise Oxford English Dictionary © 2008 Oxford University Press:
doggy/ˈdɒɡi/

▶adjective (doggier, doggiest)

• 1 of or like a dog.

• 2 fond of dogs.

▶noun (also doggie) (pl. doggies) a child's word for a dog.

– derivatives
dogginess noun.