# kai vs Ku

> English confusable word pair

## The two words

### kai
*noun · IPA /kaɪ̯/ · frequency rank #10,070*
Food.

### Ku
*name · frequency rank #14,350*
A surname from Korean.

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