# tsar vs Tsui

> English confusable word pair

## The two words

### tsar
*noun · IPA /(t)sɑː/ · frequency rank #23,710*
An emperor of Russia (1547 to 1917) and of some South Slavic states.

### Tsui
*name · frequency rank #46,827*
A surname.

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