# Clo vs CRT

> English confusable word pair

## The two words

### Clo
*noun · frequency rank #48,144*
Abbreviation of close (in street addresses).

### CRT
*noun · frequency rank #26,740*
Initialism of Chinese remainder theorem.

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