# mucous

> English word · Adjective · IPA /ˈmjuːkəs/ · frequency rank #38,982

## Definitions
1. Pertaining to mucus.
2. Having the qualities of mucus; resembling mucus.

## Etymology
Naturalized from Late Latin mūcōsus, from Latin mūcus. By surface analysis, muc(us) + -ous = muco- + -ous.

## Easily confused with
- **mucus** (https://plainspell.com/en/vs/mucous-vs-mucus)
- **macOS** (https://plainspell.com/en/vs/macos-vs-mucous)
- **mucosa** (https://plainspell.com/en/vs/mucosa-vs-mucous)

## Common misspellings (8)
`mcuous`, `mmucous`, `muccous`, `mucosu`, `mucouss`, `mucuos`, `muocus`, `umcous`

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