freedom fighter vs insurrectionist

freedom fighter and insurrectionist both are nouns.

Word	Noun	Adjective	Verb	Adverb
freedom fighter	Yes	No	No	No
insurrectionist	Yes	No	No	No

As nouns, freedom fighter and insurrectionist are synonyms defined as:

freedom fighter and insurrectionist: a person who takes part in an armed rebellion against the constituted authority (especially in the hope of improving conditions)

Other synonyms of freedom fighter include insurgent, rebel.

freedom fighter (noun)	insurrectionist (noun)
a person who takes part in an armed rebellion against the constituted authority (especially in the hope of improving conditions)	a person who takes part in an armed rebellion against the constituted authority (especially in the hope of improving conditions)