出典:Wiktionary
出典:『Wiktionary』 (2026/05/16 21:49 UTC 版)
From Ancient Greek σίφων (síphōn), of uncertain origin; possibly related to tibia (“pipe, flute of bone”), with the irregular forms suggesting a non-Indo-European loan source, perhaps of the shape *twi-, *twibh.
Third-declension noun.