# key vs knee

> English confusable word pair

## The two words

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

### knee
*noun · IPA /niː/ · frequency rank #4,098*
In humans, the joint or the region of the joint in the middle part of the leg between the thigh and the shank.

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