# aeon vs argon

> English confusable word pair

## The two words

### aeon
*noun · frequency rank #44,598*
Commonwealth standard spelling of eon.

### argon
*noun · IPA /ˈɑːɹɡɒn/ · frequency rank #34,381*
The chemical element (symbol Ar) with an atomic number of 18. The third most abundant gas in the Earth's atmosphere, it is a colourless, odourless, inert noble gas.

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