Proving
来自Big Physics
Safin（讨论 | 贡献）2022年4月28日 (四) 12:48的版本 （建立内容为“Category:etymology == google == [https://www.google.com.hk/search?q=proving+etymology&newwindow=1&hl=en ref] Middle English: from Old French prover, from Lat…”的新页面）
Middle English: from Old French prover, from Latin probare ‘test, approve, demonstrate’, from probus ‘good’.
wiktionary
From Middle English provyng, pryvynge, equivalent to prove + -ing.
From Middle English provyng, prevyng, provynge, prevynge, preovyng, prufunge, preofunge, from Old English *prōfung, equivalent to prove + -ing.
