Insurgents are people who oppose or rebel against an established government or authority. The term can be used to describe a variety of different groups, including rebels (6 letters), WILDS (5 letters), rioters (7 letters), EXTREMES (8 letters), radicals (8 letters), agitators (9 letters), arsonists (9 letters), MUTINEERS (9 letters), nihilists (9 letters), RENEGADES (9 letters), resistors (9 letters), anarchists (10 letters), terrorists (10 letters), MALCONTENTS (11 letters), subversives (11 letters), incendiaries (12 letters), demonstrators (13 letters), revolutionaries (14 letters), REVOLUTIONISTS (14 letters), and revolutionaries (15 letters). INSURRECTIONISTS (16 letters) are those who actively participate in an insurrection or rebellion against an established government or authority.