Secretly
来自Big Physics
Safin（讨论 | 贡献）2022年4月27日 (三) 06:06的版本 （建立内容为“Category:etymology == google == [https://www.google.com.hk/search?q=secretly+etymology&newwindow=1&hl=en ref] late Middle English: from Old French, from Lati…”的新页面）
late Middle English: from Old French, from Latin secretus (adjective) ‘separate, set apart’, from the verb secernere, from se- ‘apart’ + cernere ‘sift’.
wiktionary
secret + -ly
etymonline
secretly (adv.)
early 15c., from secret (adj.) (see secret (n.)) + -ly (2).
