# echo vs expo

> English confusable word pair

## The two words

### echo
*noun · IPA /ˈɛkəʊ/ · frequency rank #6,679*
A reflected sound that is heard again by its initial observer.

### expo
*noun · frequency rank #12,237*
An exposition (type of public exhibition).

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