# smug vs sub

> English confusable word pair

## The two words

### smug
*adjective · IPA /smʌɡ/ · frequency rank #19,467*
irritatingly pleased with oneself; offensively self-complacent, self-satisfied.

### sub
*noun · IPA /sʌb/ · frequency rank #2,236*
Abbreviation of submarine.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-09-03.
Canonical page: https://plainspell.com/en/vs/smug-vs-sub