出典:Wiktionary
出典:『Wiktionary』 (2026/07/25 22:25 UTC 版)
From 古期英語 holh, from Proto-West Germanic *holh, from Proto-Germanic *hulwiją, from Proto-Germanic *hulhwaz (“hollow”), Proto-Germanic *hulaz (“hollow”), from Proto-Indo-European *ḱel- (“to cover, hide”).