# kI vs ko

> English confusable word pair

## The two words

### kI
*noun · frequency rank #8,564*
A term indicating intrinsic energy; usually associated with martial art – karate, judo, aikido, etc. – practitioners who consider ki important to performing at the highest level.

### ko
*noun · IPA /ˈkəʊ/ · frequency rank #10,717*
A local shape to which the ko rule applies; a ko shape.

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