Disobedience To Parents
Lack Of Filial Piety
noun, な adjective
Not filial piety is when you don't listen to your parents. This is disobedience to parents.
This is a jukugo word that uses the on'yomi readings of the kanji. You should be able to read this on your own.
自分の家族の不孝になるようなことは、絶対にしたくない。
I never want to do anything that would be disrespectful toward my family.