# aeon vs ASO

> English confusable word pair

## The two words

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

### ASO
*noun · frequency rank #39,192*
Abbreviation of anti-streptolysin O.

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