cognomen.
surname, family/3rd name; name (additional/derived from a characteristic);
Meaning & usage
surname
third part of a formal name
an additional name derived from some characteristic; a nickname, moniker
Where this word comes from
Etymology tree Proto-Indo-European *ḱe? Proto-Indo-European *ḱóm Proto-Italic *kom Proto-Italic *kom- Latin con- Proto-Indo-European *h₁nómn̥ Proto-Italic *nōmn̥ Latin nōmen Latin cognomen From con- (“together, with”) + nōmen (“name”). The g is from false association, or analogy, with cognōscō (“recognize”)
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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.