# an vs auf

> Portuguese confusable word pair

## The two words

### an
*adverb · IPA /an/ · frequency rank #2,817*
ligado, aceso:

### auf
*adverb · IPA /aʊ̯f/ · frequency rank #42,318*
aberto

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