# CST vs Cui

> English confusable word pair

## The two words

### CST
*name · frequency rank #27,110*
Initialism of Central Standard Time.

### Cui
*name · frequency rank #39,761*
A surname from Mandarin.

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