unreasonableness

noun

as in irrationality

Related Words

Relevance

Dissimilar Words

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of unreasonableness If the assassination made the President a Christlike figure, his forbearance in the face of a wife’s unreasonableness provides him with an extra measure of purity. — Literary Hub, 21 May 2026
Recent Examples of Synonyms for unreasonableness
  1. irrationality
  2. extremism
Noun
  • In other words, emotion, empathy and irrationality could be seen as some of the most powerful counterweights to AI.
    — Billy J. Stratton, The Conversation, 21 Aug. 2026
  • This is where the irrationality of antisemitic conspiracy gains no purchase among a reasoning and pragmatic populace; where government is led by people who grasp, and embrace, the seriousness of their responsibilities.
    — Rory Lancman, New York Daily News, 5 Aug. 2026
Definition of irrationality
Noun
  • This is nothing more than a desperate attempt to hide his own extremism and Texans will see right through it.
    — Phillip M. Bailey, USA Today, 26 Aug. 2026
  • Throughout these years, the seeds of extremism that would forcefully erupt on January 6, 2021, were germinating.
    — Literary Hub, Literary Hub, 25 Aug. 2026
Definition of extremism

Browse Nearby Words

unreasonable
unreasonableness
unreasonably
See all Nearby Words

Cite this Entry

“Unreasonableness.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/unreasonableness. Accessed 30 Aug. 2026.

Copy Citation
Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

Popular in Grammar & Usage

See More

A Who’s Who Regarding ‘Who’s’ and ‘Whose’

'A' or 'an'? What about before 'h'? An Indefinite Article Guide

Why is '-ed' sometimes pronounced at the end of a word?

What's the difference between 'fascism' and 'socialism'?

Commonly Misspelled Words
See More

Popular in Wordplay

See More

Ye Olde Nincompoop: Old-Fashioned Words for 'Stupid'

14 Phobias You Probably Haven't Heard Of

Even More Words That Sound Like Insults But Aren't

The Words of the Week - Aug. 28

Why do we say 'break a leg'?
See More

Popular

See More

A Who’s Who Regarding ‘Who’s’ and ‘Whose’

Ye Olde Nincompoop: Old-Fashioned Words for 'Stupid'

14 Phobias You Probably Haven't Heard Of
See More

Games & Quizzes

See All
Play Quordle: Guess all four words in a limited number of tries. Each of your guesses must be a real 5-letter word.
Quordle Can you solve 4 words at once?
Play Blossom: Solve today's spelling word game by finding as many words as you can using just 7 letters. Longer words score more points.
Blossom Pick the best words!
Play Missing Letter: a crossword with a twist. Each of the 25 puzzle words start with a different letter of the alphabet. Which letter is missing?
The Missing Letter A daily crossword with a twist
skateboard-dog-hat
Wordmaxxing Slang Quiz Give your vocabulary a glow up by getting sendy w...
See All