freedom fighternnoun: Refers to person, place, thing, quality, etc.
(armed rebel, insurgent)
自由战士 zì yóu zhàn shì
自由斗士 zì yóu dòu shì
The difference between a guerrilla and a freedom fighter is entirely a matter of your point of view. Whether an insurgent is called a "freedom fighter" depends on one's concept of "freedom.".