# iso vs Ius

> Spanish confusable word pair

## The two words

### iso
*noun · IPA /ìsó/ · frequency rank #12,180*
Cielo

### Ius
*name · IPA [ˈjus] · frequency rank #43,081*
Apellido.

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