# sein vs sepa

> Spanish confusable word pair

## The two words

### sein
*verb · IPA [ˈzaɪ̯n] · frequency rank #45,601*
Ser, estar.

### sepa
*verb · IPA [ˈsepa] · frequency rank #2,319*
Primera persona del singular (yo) del presente de subjuntivo de saber.

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