fundamentalism vs fundamentalist

fundamentalism and fundamentalist both are nouns.

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

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

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