naif vs innocent

naif and innocent both are nouns.

Word	Noun	Adjective	Verb	Adverb
naif	Yes	Yes	No	No
innocent	Yes	Yes	No	No

As nouns, innocent is a hypernym of naif; that is, innocent is a word with a broader meaning than naif:

Other hypernyms of naif include inexperienced person.

naif (noun)	innocent (noun)
a naive or inexperienced person	a person who lacks knowledge of evil

naif (adjective)	innocent (adjective)
marked by or showing unaffected simplicity and lack of guile or worldly experience	free from evil or guilt
	lacking intent or capacity to injure
	lacking in sophistication or worldliness
	completely wanting or lacking
	(used of things) lacking sense or awareness
	not knowledgeable about something specified
	free from sin