# re vs Rio

> English confusable word pair

## The two words

### re
*preposition · IPA /ɹiː/ · frequency rank #593*
About, regarding, with reference to; especially in letters, documents, emails and case law.

### Rio
*name · IPA /ˈɹioʊ/ · frequency rank #3,977*
Clipping of Rio de Janeiro.

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