militarism vs militarist

militarism and militarist both are nouns.

Word	Noun	Adjective	Verb	Adverb
militarism	Yes	No	No	No
militarist	Yes	No	No	No

militarism (noun)	militarist (noun)
a political orientation of a people or a government to maintain a strong military force and to be prepared to use it aggressively to defend or promote national interests	a person who advocates war or warlike policies