# Ac vs AI

> German confusable word pair

## The two words

### Ac
*abbrev · frequency rank #6,033*
chemisches Zeichen für Actinium

### AI
*abbrev · IPA [aːˈʔiː] · frequency rank #9,316*
artifizielle Intelligenz

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