Word Study
frontiersman
OXFORD DICTIONARY
frontiersman, n. (pl. -men) a person living in the region of a frontier, esp. between settled and unsettled country.
THESAURUS
frontiersman
ancestor, announcer, antecedent, avant-garde, backwoodsman, bellwether, briar-hopper, brush ape, buccinator, bushman, bushwhacker, clam digger, cracker, desert rat, explorer, forebear, foregoer, forerunner, forester, front runner, fugleman, groundbreaker, guide, harbinger, herald, hillbilly, hinterlander, innovator, lead runner, leader, messenger, mountain man, mountaineer, pathfinder, piny, pioneer, point, precedent, precursor, predecessor, redneck, ridge runner, scout, stormy petrel, trailblazer, trailbreaker, vanguard, vaunt-courier, voortrekker, woodlander, woodman, woodsmanFor further exploring for "frontiersman" in Webster Dictionary Online