# when vs widen

> English confusable word pair

## The two words

### when
*adverb · IPA /ˈwɛn/ · frequency rank #48*
At what time? At which time? Upon which occasion or circumstance? Used to introduce direct or indirect questions about time.

### widen
*verb · IPA /ˈwaɪdn̩/ · frequency rank #21,113*
To become wide or wider.

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