# seas vs sein

> Spanish confusable word pair

## The two words

### seas
*verb · IPA [ˈseas] · frequency rank #2,050*
Segunda persona del singular (tú) del presente de subjuntivo de ser.

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

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