# madness

> English word · Noun · IPA /ˈmad.nəs/ · frequency rank #7,471

## Definitions
1. The state of being mad; insanity; mental disease.
2. The state of being angry.
3. Rash folly.

## Etymology
From Middle English madnes, madnesse; equivalent to mad + -ness.

## Easily confused with
- **manners** (https://plainspell.com/en/vs/madness-vs-manners)

## Common misspellings (9)
`amdness`, `maddness`, `madenss`, `madnes`, `madnness`, `madnses`, `mandess`, `mdaness`, `mmadness`

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