8
prototype(noun, original, example, precursor)
7
root(noun, support, action, cause, reason)
7
antecedents(noun, old, past, foretime)
7
basis(noun, action, cause, reason, object)
7
leading(noun, adjective, head, beginning, original)
7
occasion(noun, cause, start, reason, object)
7
source(noun, support, action, cause, point)
6
factor(noun, feature, influence, reason, issue)
6
foregoer(noun, sign, indication, origin, descent)
6
harbinger(noun, precursor)
6
introductory(adjective, head, beginning, original, prime)
6
pioneer(noun, adjective, head, beginning, original)
6
prevenient
5
advance(verb, adjective, precede, before)
5
antecessor(noun, sign, original, origin, descent)
5
ascendent
5
avant-garde(noun, prelude, precursor)
5
beginning(noun, adjective, cause, reason, base)
5
first(adjective, order, original, old, primary)
5
initial(adjective, head, beginning, original, prime)
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APASmart Define. (2016). antecedent thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/antecedent/thesaurus/synonyms
ChicagoSmart Define. 2016. "antecedent thesaurus" https://smartdefine.org/antecedent/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, antecedent thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/antecedent/thesaurus/synonyms>.
MLASmart Define. "antecedent thesaurus" 29 February 2016. Web. 24 September 2026. <https://smartdefine.org/antecedent/thesaurus/synonyms>