# hei vs Hz

> German confusable word pair

## The two words

### hei
*intj · IPA [haɪ̯] · frequency rank #15,652*
Ausruf der Freude, Begeisterung oder Verwunderung

### Hz
*abbrev · frequency rank #12,310*
Hertz

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