4
grandfather(noun, paternity)
4
procreator(noun, person, relative, author, pop)
4
sire(noun, parent, paternity)
4
source(noun, person, cause, base, beginning)
4
determinant(cause, source, derivation, producer)
4
forebearer(noun, sign, relative, author, pop)
3
antecessor
2
ancestress
2
ancestry(noun, cause, influence, connection, source)
2
antecedents
2
heart
2
progenitrix
2
stock(cause, influence, connection, source, origin)
1
agent(cause, source, derivation, producer)
1
archetype
1
fatherhood
1
fathers
1
foremother(noun, kin, precede)
1
generator(noun, cause, influence, connection, source)
1
genitor(noun, paternity)
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APASmart Define. (2016). progenitor thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/progenitor/thesaurus/synonyms
ChicagoSmart Define. 2016. "progenitor thesaurus" https://smartdefine.org/progenitor/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, progenitor thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/progenitor/thesaurus/synonyms>.
MLASmart Define. "progenitor thesaurus" 29 February 2016. Web. 22 September 2026. <https://smartdefine.org/progenitor/thesaurus/synonyms>