self-righteousness; self-justified
Describes a person or attitude that assumes one's own views and actions are always correct, often with a negative connotation of being smug or unwilling to listen to others.
I'm fed up with his self-righteous attitude.
You should listen to others' opinions without falling into self-righteousness.
self-righteous
self-righteousness
Compound of 独 (alone, by oneself) and 善 (good, right). The exact historical derivation is uncertain, but the word conveys the idea of considering only one's own view as correct.