出典:Wiktionary
出典:『Wiktionary』 (2026/02/24 22:22 UTC 版)
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| Cardinal: seventene Ordinal: sevententhe, seventethe |
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From Anglian 古期英語 seofontēne (compare West Saxon seofontīene), from Proto-Germanic *sebuntehun. Equivalent to seven + -tene.