Franc-tireur
(n.) A French partisan soldier, or one belonging to a corps of detached light troops engaged in forays, skirmishes, scouting, etc.
Similar Words:
Affranchise Affranchisement Diffranchise Diffranchisement Disenfranchise Disfranchise Disfranchised Disfranchisement Disfranchising Effranchise