# omen vs on

> English confusable word pair

## The two words

### omen
*noun · IPA /ˈəʊmən/ · frequency rank #24,845*
Something which portends or is perceived to portend either a good or evil event or circumstance in the future, or which causes a foreboding; a portent or augury.

### on
*adjective · IPA /ɒn/ · frequency rank #13*
In the state of being active, functioning or operating.

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