► 形容詞甚だしい [(5)はなはだしい] [liter]
meaning: excessive rank: 3☆
無責任も甚だしい ⇨ That’s excessively irresponsible
More examples:- それは公私混同も甚だしい ⇨ That is an outrageous example of mixing up public and private lives
- 全く傍迷惑も甚だしい ⇨
- 現実からの乖離が甚だしい ⇨ That’s far away from the reality
- 責任感の甚だしい欠如 ⇨ Egregious lack of responsibility