fumus.
smoke, steam, vapor, fume;
Meaning & usage
smoke, steam, fume
indication, sign
fūmus bonī iūris
Where this word comes from
Etymology tree Proto-Indo-European *dʰewh₂- Proto-Indo-European *-mós Proto-Indo-European *dʰuh₂mós Proto-Italic *θūmos Proto-Italic *fūmos Latin fūmus Inherited from Proto-Italic *fūmos, from earlier *θūmos, from Proto-Indo-European *dʰuh₂mós (“smoke”). Cognates include Ancient Greek θῡμός (thūmós), Sanskrit धूम (dhūmá), Old Church Slavonic дꙑмъ (dymŭ), and English dust.
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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.