offence vs insult

offence and insult both are nouns.

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

As nouns, insult is a hyponym of offence; that is, insult is a word with a more specific, narrower meaning than offence:

offence: a lack of politeness; a failure to show regard for others; wounding the feelings of others
insult: a deliberately offensive act or something producing the effect of deliberate disrespect

Other hyponyms of offence include derision, ridicule, indelicacy, insolence, affront, presumption, rebuff, slight.

offence (noun)	insult (noun)
the action of attacking an enemy	a deliberately offensive act or something producing the effect of deliberate disrespect
a transgression that constitutes a violation of what is judged to be right	a rude expression intended to offend or hurt
a lack of politeness; a failure to show regard for others; wounding the feelings of others
a feeling of anger caused by being offended
the team that has the ball (or puck) and is trying to score

offence (verb)	insult (verb)
	treat, mention, or speak to rudely