UNFATHERED Synonyms: 12 Similar and Opposite Words

unfathered

adjective

ˌən-ˈfä-t͟hərd

Definition of unfathered

as in illegitimate

born to a father and mother who are not married grew up unfathered and looked up to his uncle as a male role model

Synonyms & Similar Words

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Antonyms & Near Antonyms

legitimate

Example Sentences

Recent Examples of Synonyms for unfathered

illegitimate

Adjective

The researchers suspect that others were created by AI that either hallucinated or, just like the AI agents browsing their file, couldn’t distinguish between legitimate and illegitimate instructions.

— Dan Goodin, ArsTechnica, 27 Aug. 2026
Internet discussions portrayed the SPLC as a politically motivated or illegitimate actor.

— Art Jipson, The Conversation, 20 Aug. 2026

Definition of illegitimate

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.

Browse Nearby Words

unfastidious

unfathered

unfathomable

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“Unfathered.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/unfathered. Accessed 2 Sep. 2026.

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Synonyms of unfathered

adjective

Example Sentences

Browse Nearby Words

Cite this Entry

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