Separately
来自Big Physics
Safin(讨论 | 贡献)2022年4月27日 (三) 08:28的版本 (建立内容为“Category:etymology == google == [https://www.google.com.hk/search?q=separately+etymology&newwindow=1&hl=en ref] late Middle English: from Latin separat- ‘d…”的新页面)
late Middle English: from Latin separat- ‘disjoined, divided’, from the verb separare, from se- ‘apart’ + parare ‘prepare’.
wiktionary
From separate + -ly.