WordNet: freedom fighter, insurgent, insurrectionist, rebel

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

• hypernym crusader, meliorist, reformer, reformist, social reformer

• hypernym revolutionary, revolutionist, subversive, subverter

• hyponym mutineer

• hyponym Young Turk

freedom fighter

• (suomi) vapaustaistelija (synonyymi)

insurgent

• (suomi) kapinoitsija (synonyymi)

insurrectionist

• (englanti) insurrection (derivationally related)
• (suomi) kapinallinen (synonyymi)

rebel

• (englanti) rebel (derivationally related)
• (suomi) kapinallinen (synonyymi)