出典:Wiktionary
出典:『Wiktionary』 (2026/01/01 23:04 UTC 版)
From Proto-Italic *frūgjōr, from Proto-Indo-European *bʰruHg-ye-ti, from *bʰruHg- (“to use, enjoy”). Akin to Proto-Germanic *brūkaną (“to make use of, consume”), whence English brook (Etymology 1).
fruor (present infinitive fruī, perfect active frūctus sum or fruitus sum); third conjugation, deponent
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たね
くび
a plaything with which one trifles for pleasure