forerunner
I
noun
ancestor, antecedent, antecessor, auspice, forebear, harbinger, herald, leader, messenger, omen, pioneer, portent, praenuntius, precedent, precursor, predecessor, preface, prefigurement, presage, progenitor, scout, sign, vanguard, warning
II
index
ancestor, ascendant, harbinger, pioneer, precursor, predecessor, primogenitor, progenitor
Burton's Legal Thesaurus.
William C. Burton.
2006