出典:Wiktionary
出典:『Wiktionary』 (2026/02/21 20:42 UTC 版)
From Proto-West Germanic *delu, from Proto-Germanic *delō, from Proto-Indo-European *dʰeh₁(y)- (“suckle”). Cognate with Old High German tila, Old Norse dilkr (dialectal Swedish däl), Ancient Greek θηλή (thēlḗ, “nipple”), Latin fēmina, Russian дои́ть (doítʹ), Latvian det, Scottish Gaelic deoghail (“suck”) and Breton denaff (“suck”) and Breton denañ (“suck”).