fundamentalist vs fundamentalism

fundamentalist and fundamentalism both are nouns.

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

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

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