offensive vs offend

offensive is a noun but offend is not a noun.

Word	Noun	Adjective	Verb	Adverb
offensive	Yes	Yes	No	No
offend	No	No	Yes	No

offensive (noun)	offend (noun)
the action of attacking an enemy

offensive (adjective)	offend (adjective)
unpleasant or disgusting especially to the senses
causing anger or annoyance
for the purpose of attack rather than defense
morally offensive
violating or tending to violate or offend against
causing or able to cause nausea

offensive (verb)	offend (verb)
	hurt the feelings of
	cause to feel resentment or indignation
	strike with disgust or revulsion
	act in disregard of laws, rules, contracts, or promises