# SIDA vs sigla

> Portuguese confusable word pair

## The two words

### SIDA
*abbrev · IPA /si.da/ · frequency rank #17,916*
syndrome d´immunodéficience acquise (SIDA, AIDS, síndrome da imunodeficiência adquirida)

### sigla
*noun · IPA /ˈsi.ɡlɐ/ · frequency rank #6,124*
no sentido lato indica toda a classe de abreviaturas

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-09-03.
Canonical page: https://plainspell.com/pt/vs/sida-vs-sigla