nominated vs nominative

nominated is not a noun while nominative is a noun.

Word	Noun	Adjective	Verb	Adverb
nominated	No	Yes	No	No
nominative	Yes	Yes	No	No

As adjectives, nominated and nominative are synonyms defined as:

nominated (noun)	nominative (noun)
	the category of nouns serving as the grammatical subject of a verb

nominated (adjective)	nominative (adjective)
appointed by nomination	serving as or indicating the subject of a verb and words identified with the subject of a copular verb
	appointed by nomination
	named; bearing the name of a specific person