as in ancestor
a person who is several generations earlier in an individual's line of descent
the family held a huge reunion to mark the 200th anniversary of their primogenitors' arrival in America
Synonyms & Similar Words
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Antonyms & Near Antonyms
Example Sentences
Recent Examples of Synonyms for primogenitor
Noun
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But just because our microbiome differs from our ancestors' doesn't mean reverting to an earlier model is better.
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The range of Pennsylvania Dutch vocabulary reflects the immediate, physical nature of my ancestors’ lives and work.
Noun
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Goodhouse recalled stories his grandfather would tell him of their ancestors who were in the Hunkpapa camp when troops attacked.
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For Rohrman, whose family business made its name in the Chicago area with his late grandfather’s low–budget TV commercials, listing his autos on Amazon may be the sales pitch of the future.
Noun
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Doherty's father, uncle, cousin and other family members are buried at the cemetery in Newton, Massachusetts.
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The father, Marquise Anderson, said Joanna wet the bed on two occasions on a night in February at the house in the 1900 block of Daniel Street.
Noun
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In her account, Richmond indeed emerges as its progenitor—through his theorizing, his behind-the-scenes parliamentary and polemical maneuvering, and his patronage of Thomas Paine.
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Watching their metronomic thriller does more to suggest the arrival of a hyper-sexualized answer to the Coen brothers than the progeny of William Gibson or the progenitors of multiplex psychedelia.
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Cite this Entry
“Primogenitor.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/primogenitor. Accessed 27 Jun. 2026.
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