0
end
0
entrée
0
entrance
0
entranceway
0
entry
0
entryway
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eradicate
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extirpate
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factor
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fail
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fathership
0
forefathers
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foregoing
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forfeit
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foundation
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give up
0
go away
0
go forth
0
grandpa
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grandparents
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APASmart Define. (2016). progenitor thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/progenitor/thesaurus/related
ChicagoSmart Define. 2016. "progenitor thesaurus" https://smartdefine.org/progenitor/thesaurus/related (accessed September 25, 2026).
HarvardSmart Define 2016, progenitor thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/progenitor/thesaurus/related>.
MLASmart Define. "progenitor thesaurus" 29 February 2016. Web. 25 September 2026. <https://smartdefine.org/progenitor/thesaurus/related>