おろか
おろか 【愚か 】愚かな 形容詞 foolish ; silly ; stupid . (馬鹿な ⇨類語 )▸ 愚かなこと [女 ]a foolish thing [woman ].▸ 愚かにも彼女の言葉を信じてしまった I was foolish enough to believe what she said .I foolishly believed what she said .▸ 彼は愚かにもまたそこへ行った It was foolish of him to go there again .
おろか 〖…は言うまでもなく 〗not to mention …; to say nothing of …; not to speak of …; 〘通例否定文で 〙 let alone ….▸ 彼女はフランス語はおろか英語も話せない She can't speak English, let alone [not to mention ] French .