# osso vs otto

> Portuguese confusable word pair

## The two words

### osso
*adjective · IPA /ˈo.su/ · frequency rank #5,563*
árduo, difícil; complicado

### otto
*num · IPA /ˈɔtto/ · frequency rank #11,925*
oito (8, VIII)

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