as in illegitimate
born to a father and mother who are not married entered the world as the supposititious son of a rich lord

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Recent Examples of Synonyms for supposititious
illegitimate
Adjective
  • Dumas’ injunction states that any decisions made in meetings with Weatherington claiming the chair seat are illegitimate.
    Raisa Habersham, Miami Herald, 8 Sep. 2025
  • Putin asked, reiterating a common Russian argument that their country sees the Ukrainian leader as illegitimate.
    Tara Suter, The Hill, 4 Sep. 2025
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

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“Supposititious.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/supposititious. Accessed 10 Sep. 2025.

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