2
antedate
2
before
2
bellwether
2
call(noun, cause, reason, base, element)
2
dawn(cause, source, foundation, basis, derivation)
2
elapsed
2
element(noun, feature, cause, influence, reason)
2
erstwhile
2
forebearer(noun, predecessor)
2
foremost(beginning, opening, original, first, primary)
2
forward
2
founder(noun, relative, author, precursor, forebear)
2
front(adjective, head, beginning, prime, past)
2
ground(noun, cause, reason, matter, suggestion)
2
guide
2
headmost(adjective, head, beginning, opening, original)
2
inaugural(adjective, head, beginning, opening, original)
2
instrumentality(feature, influence, issue)
2
leader
2
means(feature, influence, issue)
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APASmart Define. (2016). antecedent thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/antecedent/thesaurus/synonyms
ChicagoSmart Define. 2016. "antecedent thesaurus" https://smartdefine.org/antecedent/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, antecedent thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/antecedent/thesaurus/synonyms>.
MLASmart Define. "antecedent thesaurus" 29 February 2016. Web. 25 September 2026. <https://smartdefine.org/antecedent/thesaurus/synonyms>