# hej vs HMM

> German confusable word pair

## The two words

### hej
*intj · IPA [haɪ] · frequency rank #48,213*
informelle Grußformel

### HMM
*abbrev · frequency rank #4,357*
Abkürzung für Hidden Markov Model — zu Deutsch verborgenes/verdecktes Markowmodell

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