# ref vs rio

> French confusable word pair

## The two words

### ref
*noun · IPA \ˈɹɛf\ · frequency rank #19,129*
Arbitre.

### rio
*noun · IPA \ʁi.jo\ · frequency rank #4,020*
Fleuve, rivière.

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