wolf vs aggressor

wolf and aggressor both are nouns.

Word	Noun	Adjective	Verb	Adverb
wolf	Yes	No	Yes	No
aggressor	Yes	No	No	No

As nouns, aggressor is a hypernym of wolf; that is, aggressor is a word with a broader meaning than wolf:

Other hypernyms of wolf include assailant, assaulter, attacker.

wolf (noun)	aggressor (noun)
any of various predatory carnivorous canine mammals of North America and Eurasia that usually hunt in packs	someone who attacks
a man who is aggressive in making amorous advances to women	a confident assertive person who acts as instigator
a cruelly rapacious person

wolf (verb)	aggressor (verb)
eat hastily