出典:Wiktionary
← 17 | 18 | 19 → |
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Cardinal: eighteen Ordinal: eighteenth Adverbial: eighteen times Multiplier: eighteenfold Collective: eighteensome |
From Middle English eightetene, eiȝtene, ehtetene, from 古期英語 eahtatīene, eahtatēne, from Proto-Germanic *ahtōutehun. Cognate with West Frisian achttjin, Dutch achttien, German achtzehn, Danish atten.
eighteen
名詞の変化形:
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