# whereas vs whereby

> English confusable word pair

## The two words

### whereas
*adverb · IPA /weəɹˈæz/ · frequency rank #3,593*
Where (that).

### whereby
*adverb · IPA /wɛə(ɹ)ˈbaɪ/ · frequency rank #10,636*
By what, in which direction; how.

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