出典:Wiktionary
出典:『Wiktionary』 (2025/05/29 16:58 UTC 版)
From 中期英語 soundly, soundely, from 古期英語 ġesundlīċe (“safely, prosperously, gladly”), equivalent to sound + -ly. Originally meaning "safely", the present sense came in the 16 century.
soundly (comparative more soundly, superlative most soundly)
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