fundamentalistic vs fundamentalism

fundamentalistic is not a noun while fundamentalism is a noun.

Word	Noun	Adjective	Verb	Adverb
fundamentalistic	No	Yes	No	No
fundamentalism	Yes	No	No	No

fundamentalistic (noun)	fundamentalism (noun)
	a form of Protestantism that takes the interpretation of every word in the sacred texts as literal truth
	the strict adherence to the basic principles or doctrines of a religion, ideology, etc.

fundamentalistic (adjective)	fundamentalism (adjective)
of or relating to or characteristic of Protestant fundamentalism or its adherents
of or relating to or tending toward ideological fundamentalism