Noun

• S: (n) hound, hound dog (any of several breeds of dog used for hunting typically having large drooping ears)
• S: (n) cad, bounder, blackguard, dog, hound, heel (someone who is morally reprehensible) "you dirty dog"

Verb

• S: (v) hound, hunt, trace (pursue or chase relentlessly) "The hunters traced the deer into the woods"; "the detectives hounded the suspect until they found him"