出典:Wiktionary
出典:『Wiktionary』 (2025/09/30 12:42 UTC 版)
From 中期英語 ydelnesse, from 古期英語 īdelnes, from Proto-West Germanic *īdalnassī, equivalent to idle + -ness. Cognate with Old Frisian īdelnisse (“idelness”), obsolete Dutch ijdelnis, Old Saxon īdalnussi (“idleness, vanity”), Old High German ītalnissa (“idleness, vanity, emptiness”).
idleness (countable and uncountable, plural idlenesses)
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