Frustrating
来自Big Physics
Safin(讨论 | 贡献)2022年4月27日 (三) 15:18的版本 (建立内容为“Category:etymology == google == [https://www.google.com.hk/search?q=frustrating+etymology&newwindow=1&hl=en ref] late Middle English: from Latin frustrat-…”的新页面)
late Middle English: from Latin frustrat- ‘disappointed’, from the verb frustrare, from frustra ‘in vain’.
wiktionary
frustrate + -ing