# prol vs proto

> Portuguese confusable word pair

## The two words

### prol
*noun · frequency rank #6,692*
proveito, lucro, vantagem

### proto
*adverb · IPA /ˈproto/ ouvir^(fonte ?) · frequency rank #35,741*
por isso

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