# isu

> English word · Noun · frequency rank #37,989

## Definitions
1. An individual seat in the loft-like balcony of a sumo arena.

## Etymology
Borrowed from Japanese 椅子.

## Easily confused with
- **it** (https://plainspell.com/en/vs/isu-vs-it)
- **IV** (https://plainspell.com/en/vs/isu-vs-iv)
- **iz** (https://plainspell.com/en/vs/isu-vs-iz)
- **its** (https://plainspell.com/en/vs/isu-vs-its)
- **ivy** (https://plainspell.com/en/vs/isu-vs-ivy)
- **IVF** (https://plainspell.com/en/vs/isu-vs-ivf)
- **itt** (https://plainspell.com/en/vs/isu-vs-itt)
- **ITC** (https://plainspell.com/en/vs/isu-vs-itc)
- **Ivo** (https://plainspell.com/en/vs/isu-vs-ivo)
- **IWC** (https://plainspell.com/en/vs/isu-vs-iwc)
- **ith** (https://plainspell.com/en/vs/isu-vs-ith)
- **i** (https://plainspell.com/en/vs/i-vs-isu)
- **in** (https://plainspell.com/en/vs/in-vs-isu)
- **is** (https://plainspell.com/en/vs/is-vs-isu)
- **if** (https://plainspell.com/en/vs/if-vs-isu)
- **II** (https://plainspell.com/en/vs/ii-vs-isu)
- **ID** (https://plainspell.com/en/vs/id-vs-isu)
- **IP** (https://plainspell.com/en/vs/ip-vs-isu)
- **IA** (https://plainspell.com/en/vs/ia-vs-isu)
- **IQ** (https://plainspell.com/en/vs/iq-vs-isu)

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