# K7 vs key

> Portuguese confusable word pair

## The two words

### K7
*abbrev · IPA /ka.sɛt/ · frequency rank #42,522*
cassete

### key
*adjective · IPA /kiː/ · frequency rank #10,384*
indispensável

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/pt/vs/k7-vs-key