# kay vs key

> English confusable word pair

## The two words

### kay
*noun · IPA /keɪ/ · frequency rank #7,935*
The name of the Latin script letter K/k.

### key
*noun · IPA /kiː/ · frequency rank #788*
An object designed to open and close a lock.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-09-03.
Canonical page: https://plainspell.com/en/vs/kay-vs-key