# sereia vs sério

> Portuguese confusable word pair

## The two words

### sereia
*noun · frequency rank #11,967*
ser mitológico, metade peixe, metade mulher, cujo canto atraía navegantes para o fundo do mar

### 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/sereia-vs-serio