# ciao vs CTO

> English confusable word pair

## The two words

### ciao
*intj · IPA /t͡ʃaʊ/ · frequency rank #36,488*
Hello, hi.

### CTO
*noun · frequency rank #33,598*
Initialism of chief technology officer or chief technical officer.

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