offensive vs violative

offensive is a noun but violative is not a noun.

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

As adjectives, offensive and violative are synonyms defined as:

offensive and violative: violating or tending to violate or offend against

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

offensive (adjective)	violative (adjective)
unpleasant or disgusting especially to the senses	violating or tending to violate or offend against
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