NONTHINKING Synonyms: 40 Similar and Opposite Words

nonthinking

adjective

Definition of nonthinking

as in unthinking

Related Words

Relevance

Dissimilar Words

Example Sentences

Recent Examples of Synonyms for nonthinking

Adjective

Watching the slow, unthinking undulations of Technicolor bells trailing lengthy tentacles like slo-mo ribbon dancers is strangely soothing.

— Jessica Kozuka, Travel + Leisure, 2 Aug. 2026
In contrast, Dessalines is typically described as violent, unthinking, emotional and heartless.

— Julia Gaffield, The Conversation, 15 June 2026

Definition of unthinking

Adjective

The fact, in other words, that there often isn’t a right answer or a clear victor—and that rational people are subject to irrational forces within and above them.

— Max Norman, Harpers Magazine, 22 Sep. 2026
Mathematicians have long known that some polynomial equations have only rational solutions, while others have irrational solutions (such as ).

— Lyndie Chiou, Scientific American, 22 Sep. 2026

Definition of irrational

Adjective

The Debbie and Thom switch-up Ellis often alludes that Thom (Campbell) is unintelligent in the novel, with Bret telling readers that his best friend isn’t picking up on clues that his girlfriend, Susan, and Robert are romantically involved.

— Entertainment Weekly, Entertainment Weekly, 13 Aug. 2026
The contest is not between an intelligent country and an unintelligent one.

— John Sviokla, Forbes.com, 29 July 2026

Definition of unintelligent

Adjective

But in each event—in the living act, the undoubted deed—there, some unknown but still reasoning thing puts forth the mouldings of its features from behind the unreasoning mask.

— Literary Hub, Literary Hub, 6 July 2026
Roosevelt surely understood that nameless, unreasoning, unjustified fear cannot be eradicated.

— New York Times, New York Times, 9 June 2026

Definition of unreasoning

Adjective

Accurate voter lists and lawful mail-voting options are not unreasonable demands.

— Lee Moak, New York Daily News, 18 Sep. 2026
The court ultimately upheld the search warrant, finding probable cause and concluded that obtaining the data remotely was not an unreasonable search.

— Jihun Joun, The Conversation, 17 Sep. 2026

Definition of unreasonable

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.

Cite this Entry

Style

“Nonthinking.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/nonthinking. Accessed 23 Sep. 2026.

Copy Citation

Synonyms of nonthinking

adjective

Example Sentences

Browse Nearby Words

Cite this Entry

More from Merriam-Webster

Word of the Day

compendious

Popular in Grammar & Usage

Do You Need a New Language Peeve?

More Commonly Mispronounced Words

Why do we use apostrophes to show possession?

Merriam-Webster’s Great Big List of Words You Love to Hate

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

Popular in Wordplay

The Longest Long Words List

9 Words That Sound Like Insults But Aren't

Back to School Vocabulary

14 Phobias You Probably Haven't Heard Of

Why do we say 'fly off the handle'?

Popular

Do You Need a New Language Peeve?

The Longest Long Words List

9 Words That Sound Like Insults But Aren't

Games & Quizzes