deonym.
A term which derives from a proper name (proper noun), such as brand name (genericized trademark), a given name or surname (eponym), or a place name (toponym).
Meaning & usage
A term which derives from a proper name (proper noun), such as brand name (genericized trademark), a given name or surname (eponym), or a place name (toponym).
Where this word comes from
From de- + -onym (“name”). Compare Italian deonomastica (“words of a language that are derived from given names, last names, ethnonyms, and toponyms”), from de- + onomastica.
Synonym of theonym.
Where this word comes from
From Latin deus (“god”) + -onym.
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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.
Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.