# C1 vs Cn

> German confusable word pair

## The two words

### C1
*noun · IPA [t͡seːˈaɪ̯ns] · frequency rank #20,203*
Abkürzung für die Entscheidungsüberdeckung

### Cn
*abbrev · frequency rank #29,987*
Copernicium

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-09-03.
Canonical page: https://plainspell.com/de/vs/c1-vs-cn