名詞サ変名詞自動詞な形容詞
lack of filial piety; disobedience to one's parents
対義語: 親孝行
彼は親の期待に応えず、親不孝の限りを尽くしてしまった。
- He failed to meet his parents' expectations and did everything in his power to be a completely unfilial son.
親の苦労を考えると、自分勝手な態度は親不孝だと反省している。
- Thinking about my parents' hardships, I regret that my selfish attitude is a sign of being unfilial.