# caduca vs causa

> Spanish confusable word pair

## The two words

### caduca
*noun · IPA [kaˈð̞uka] · frequency rank #34,921*
Epilepsia.

### causa
*noun · IPA [ˈkawsa] · frequency rank #653*
Origen de un evento o acción

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