# Ku

> English word · Proper noun · frequency rank #14,350

## Definitions
1. A surname from Korean.

## Etymology
Borrowed from Korean 쿠 (ku).

## Easily confused with
- **ky** (https://plainspell.com/en/vs/ku-vs-ky)
- **kun** (https://plainspell.com/en/vs/ku-vs-kun)
- **kyu** (https://plainspell.com/en/vs/ku-vs-kyu)
- **Kuo** (https://plainspell.com/en/vs/ku-vs-kuo)
- **kya** (https://plainspell.com/en/vs/ku-vs-kya)
- **Kyi** (https://plainspell.com/en/vs/ku-vs-kyi)
- **Kurt** (https://plainspell.com/en/vs/ku-vs-kurt)
- **kush** (https://plainspell.com/en/vs/ku-vs-kush)
- **Kuhn** (https://plainspell.com/en/vs/ku-vs-kuhn)
- **Kuan** (https://plainspell.com/en/vs/ku-vs-kuan)
- **k** (https://plainspell.com/en/vs/k-vs-ku)
- **kI** (https://plainspell.com/en/vs/ki-vs-ku)
- **ka** (https://plainspell.com/en/vs/ka-vs-ku)
- **ko** (https://plainspell.com/en/vs/ko-vs-ku)
- **KC** (https://plainspell.com/en/vs/kc-vs-ku)
- **KS** (https://plainspell.com/en/vs/ks-vs-ku)
- **Ke** (https://plainspell.com/en/vs/ke-vs-ku)
- **KD** (https://plainspell.com/en/vs/kd-vs-ku)
- **KB** (https://plainspell.com/en/vs/kb-vs-ku)
- **KT** (https://plainspell.com/en/vs/kt-vs-ku)

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