出典:Wiktionary
出典:『Wiktionary』 (2026/04/07 22:38 UTC 版)
From Proto-Italic *roug(s)mən ~ *rug(s)mən, of somewhat disputed origin. Probably from the root of *rūgō + -men, attested in ērūgō, rūctō (“to belch”) and rugiō (“to roar, rumble, bray”), from Proto-Indo-European *h₁rewg-, *h₁rewǵ- (“to belch”).
Cognate with Ancient Greek ἐρεύγομαι (ereúgomai, “to spew out, discharge, belch, bellow”), Old Armenian ործամ (orcam, “to vomit, be nauseated”), Proto-Germanic *reukaną (“to smoke, emit vapor”) (modern English reek).
Alternatively from Proto-Indo-European *sréwmn̥, from the root *srew- (“to flow”). (Can this etymology be sourced?) See also Rōma and flūmen, which are sometimes hypothesized as from the same source.
A third possibility is a relationship with Etruscan 𐌓𐌖𐌌 (rum, “teat”). If not coincidental, it may be equally likely that the Etruscan word was borrowed from Latin.
rūmen n (genitive rūminis); third declension
Third-declension noun (neuter, imparisyllabic non-i-stem).
| singular | plural | |
|---|---|---|
| nominative | rūmen | rūmina |
| genitive | rūminis | rūminum |
| dative | rūminī | rūminibus |
| accusative | rūmen | rūmina |
| ablative | rūmine | rūminibus |
| vocative | rūmen | rūmina |
名詞の変化形:
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