2 synonym groups for Ancestors

ancestors, predecessors, forebears, progenitors,ents, forbears, antecedents, foreparents [x]

precursors, predecessors, antecedents, pioneers, trailblazers, harbingers, initiators, originators, vanguards, frontrunners, pathfinders, progenitors, forebears, ancestors, avant-gardes, leaders, trendsetters, groundbreakers, innovators, scouts, heralds, inaugurators [x]