# sei vs SK

> German confusable word pair

## The two words

### sei
*verb · IPA [zaɪ̯] · frequency rank #185*
2. Person Singular Präsens Imperativ Aktiv des Verbs sein

### SK
*abbrev · IPA [ɛs.kaː] · frequency rank #12,591*
sportovní klub (Sportclub)

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