conservativism vs conservative

conservativism and conservative both are nouns.

Word	Noun	Adjective	Verb	Adverb
conservativism	Yes	No	No	No
conservative	Yes	Yes	No	No

conservativism (noun)	conservative (noun)
a political or theological orientation advocating the preservation of the best in society and opposing radical changes	a person who is reluctant to accept changes and new ideas

conservativism (adjective)	conservative (adjective)
	resistant to change, particularly in relation to politics or religion
	unimaginatively conventional
	conforming to the standards and conventions of the middle class
	avoiding excess
	having social or political views favoring conservatism