independent vs separatist

independent and separatist both are nouns.

Word	Noun	Adjective	Verb	Adverb
independent	Yes	Yes	No	No
separatist	Yes	Yes	No	No

independent (noun)	separatist (noun)
a writer or artist who sells services to different employers without a long-term contract with any of them	an advocate of secession or separation from a larger group (such as an established church or a national union)
a neutral or uncommitted person (especially in politics)

independent (adjective)	separatist (adjective)
free from external control and constraint	having separated or advocating separation from another entity or policy or attitude
(of a clause) capable of standing syntactically alone as a complete sentence
(of political bodies) not controlled by outside forces
not controlled by a party or interest group