# ardu vs ARN

> French confusable word pair

## The two words

### ardu
*adjective · IPA \aʁ.dy\ · frequency rank #34,869*
D’accès difficile.

### ARN
*noun · IPA \a.ɛ.ʁ‿ɛn\ · frequency rank #30,060*
Acide ribonucléique.

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