# expansion vs explosion

> English confusable word pair

## The two words

### expansion
*noun · IPA /ɪkˈspænʃən/ · frequency rank #2,791*
An act, process, or instance of expanding.

### explosion
*noun · IPA /ɪkˈspləʊ.ʒən/ · frequency rank #4,944*
A violent release of energy (sometimes mechanical, nuclear, or chemical); an act or instance of exploding.

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