# serei vs sério

> Portuguese confusable word pair

## The two words

### serei
*verb · IPA /se.ˈɾej/ · frequency rank #5,793*
primeira pessoa do singular do futuro do presente do indicativo do verbo ser.

### 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/serei-vs-serio