nominal head vs deceiver

nominal head and deceiver both are nouns.

Word	Noun	Adjective	Verb	Adverb
nominal head	Yes	No	No	No
deceiver	Yes	No	No	No

As nouns, deceiver is a hypernym of nominal head; that is, deceiver is a word with a broader meaning than nominal head:

Other hypernyms of nominal head include beguiler, cheat, cheater, slicker, trickster.

nominal head (noun)	deceiver (noun)
a person used as a cover for some questionable activity	someone who leads you to believe something that is not true