# kei

> English word · Noun · frequency rank #24,215

## Definitions
1. A class of lightweight vehicles with small engines.

## Etymology
Borrowed from Japanese 軽 (kei, “lightweight”), from Japanese 軽自動車 (keijidōsha).

## Easily confused with
- **kI** (https://plainspell.com/en/vs/kei-vs-ki)
- **ky** (https://plainspell.com/en/vs/kei-vs-ky)
- **ko** (https://plainspell.com/en/vs/kei-vs-ko)
- **Ku** (https://plainspell.com/en/vs/kei-vs-ku)
- **KS** (https://plainspell.com/en/vs/kei-vs-ks)
- **KT** (https://plainspell.com/en/vs/kei-vs-kt)
- **kk** (https://plainspell.com/en/vs/kei-vs-kk)
- **KL** (https://plainspell.com/en/vs/kei-vs-kl)
- **KP** (https://plainspell.com/en/vs/kei-vs-kp)
- **KJ** (https://plainspell.com/en/vs/kei-vs-kj)
- **KF** (https://plainspell.com/en/vs/kei-vs-kf)
- **key** (https://plainspell.com/en/vs/kei-vs-key)
- **kid** (https://plainspell.com/en/vs/kei-vs-kid)
- **Kim** (https://plainspell.com/en/vs/kei-vs-kim)
- **kit** (https://plainspell.com/en/vs/kei-vs-kit)
- **ken** (https://plainspell.com/en/vs/kei-vs-ken)
- **kin** (https://plainspell.com/en/vs/kei-vs-kin)
- **KIA** (https://plainspell.com/en/vs/kei-vs-kia)
- **KGB** (https://plainspell.com/en/vs/kei-vs-kgb)
- **KFC** (https://plainspell.com/en/vs/kei-vs-kfc)

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