1
elementary(adjective, head, beginning, opening, original)
1
end(noun, cause, reason, object, element)
1
essence(noun, support, action, base, beginning)
1
essential(noun, support, action, base, beginning)
1
etiology
1
evidence(noun, support, action, cause, reason)
1
excuse(noun, cause, reason, base, call)
1
exordial
1
explanation(noun, support, action, cause, reason)
1
fathers
1
first off(expression, adjective, head, beginning, prime)
1
footing(noun, support, action, cause, reason)
1
forbear
1
forebears
1
forefathers
1
foregone
1
forerun
1
forerunning
1
foreshadower(noun, precursor)
1
foundation(noun, cause, reason, base, call)
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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>