# sereno vs sério

> Portuguese confusable word pair

## The two words

### sereno
*adjective · IPA /sɨ.ˈɾe.nu/ · frequency rank #19,270*
céu aberto, sem nuvens

### sério
*adjective · IPA /ˈsɛ.ɾju/ · frequency rank #544*
que demonstra profundo pensar

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