Synonyms and related words :
ancestor, ancestors, ancestress, antecedent, antecedents, archetype, ascendant, ascendants, begetter, elders, fathers, forebear, forebears, forefather, forefathers, foregoer, forerunner, grandfathers, grandparent, grandparents, guide, origin, original, originator, parent, patriarchs, pattern, precursor, predecessor, predecessors, primogenitor, procreator, progenitors, progenitress, progenitrix, prototype, source