# hmmm vs HMO

> English confusable word pair

## The two words

### hmmm
*intj · IPA /hm̩ː/ · frequency rank #12,787*
Elongated form of hmm.

### HMO
*noun · frequency rank #45,979*
Initialism of health maintenance organization.

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