# unreasonableness

> English word · Noun

## Definitions
1. The state of being unreasonable.
2. An unreasonable act.

## Etymology
From unreasonable + -ness, after reasonableness.

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