不孝 ふこう undutifulness to one's parents #21,315 Meanings ふこう · ふきょう na-adjective, noun undutifulness to one's parents; lack of filial piety archaic (the crime of) cursing one's parents archaic disowning one's child Its kanji 不 フ、ブ negative, non-, bad, ugly, clumsy 孝 コウ、キョウ filial piety, child's respect