rescue dog

herding dog

kennel, doghouse

sheep dog, sheepdog

A hunting dog; a hound (such as a bloodhound)

a sentry/security/patrol/guard dog

an attack dog

A (guardian) dog spirit; a attendant/familiar spirit: In Japanese mythology an inugami (lit. a "dog spirit") is a type of shikigami (式神), similar to a familiar spirit, resembling, and usually originating from, a dog, and most commonly carrying out vengeance or acting as guardians on behalf of their 'owner'.

(rare) A dog god

A term of affectionate for a dog or puppy. Compare English doggy.