Peacefully
来自Big Physics
Safin(讨论 | 贡献)2022年4月27日 (三) 15:08的版本 (建立内容为“Category:etymology == wiktionary == [https://en.wiktionary.org/wiki/peacefully ref] From [https://en.wikipedia.org/wiki/Middle_English Middle English] peesfu…”的新页面)
wiktionary
From Middle English peesfully, peasfullie, paisfulike, paisfullic, equivalent to peaceful + -ly.