progenitor

/pɹəʊˈdʒɛn.ɪ.tə/

noun

A forefather, any of a person's direct ancestors.
Similar: ancestor, forefather
An individual from whom one or more people (dynasty, tribe, nation...) are descended.
"Abraham alias Ibrahim is the progenitor of both the Jewish and Arab peoples."
An ancestral form of a species.

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