# self-righteousness

> English word · Noun

## Definitions
1. Confidence in one's own righteousness, self-assurance, smug.

## Etymology
From self-righteous + -ness or self- + righteousness.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/self-righteousness