# when vs whos

> 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.

### whos
*noun · IPA /huːz/ · frequency rank #27,029*
plural of who; often used along with whats, whys, hows, etc.

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