breakaway vs separatist

breakaway and separatist both are nouns.

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

As adjectives, breakaway and separatist are synonyms defined as:

breakaway and separatist: having separated or advocating separation from another entity or policy or attitude

Other synonyms of breakaway include fissiparous.

breakaway (noun)	separatist (noun)
the act of breaking away or withdrawing from	an advocate of secession or separation from a larger group (such as an established church or a national union)

breakaway (adjective)	separatist (adjective)
having separated or advocating separation from another entity or policy or attitude	having separated or advocating separation from another entity or policy or attitude