THESAURUS
ancestor, ancestors, announcer, antecedent, antecedents, ascendants, avant-garde, bellwether, buccinator, bushwhacker, elders, explorer, fathers, forebear, forefathers, foregoer, forerunner, front runner, frontiersman, fugleman, grandfathers, grandparents, groundbreaker, guide, harbinger, herald, innovator, lead runner, leader, messenger, pathfinder, patriarchs, pioneer, point, precedent, precursor, predecessor, predecessors, progenitors, scout, stormy petrel, trailblazer, trailbreaker, vanguard, vaunt-courier, voortrekker
