出典:Wiktionary
出典:『Wiktionary』 (2025/12/26 23:37 UTC 版)
From the Ancient Greek words for 30-90, which each ended in -κοντα (-konta). This ending might be ultimately related to Proto-Indo-European *déḱm̥ (“ten”), see e.g. τριάκοντα (triákonta).
-conta-
出典:Wikipedia
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