insult vs bruise

insult and bruise both are nouns.

Word	Noun	Adjective	Verb	Adverb
insult	Yes	No	Yes	No
bruise	Yes	No	Yes	No

As verbs, bruise is a hypernym of insult; that is, bruise is a word with a broader meaning than insult:

Other hypernyms of insult include hurt, injure, offend, spite, wound.

insult (noun)	bruise (noun)
a deliberately offensive act or something producing the effect of deliberate disrespect	an injury that doesn't break the skin but results in some discoloration
a rude expression intended to offend or hurt

insult (verb)	bruise (verb)
treat, mention, or speak to rudely	damage (plant tissue) by abrasion or pressure
	break up into small pieces for food preparation
	injure the underlying soft tissue or bone of
	hurt the feelings of