# filiar vs firmar

> Portuguese confusable word pair

## The two words

### filiar
*verb · IPA /fi.ˈljaɾ/ · frequency rank #41,026*
tomar como filho, adotar

### firmar
*verb · IPA /fiɾ.ˈmaɾ/ · frequency rank #16,766*
tornar firme

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