TIGHT-MOUTHED Synonyms: 35 Similar and Opposite Words

tight-mouthed

adjective

ˈtīt-ˈmau̇t͟hd

Definition of tight-mouthed

as in silent

given to keeping one's activities hidden from public observation or knowledge the studio has been tight-mouthed about how the show's cliff-hanger season finale will be resolved

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Recent Examples of Synonyms for tight-mouthed

Adjective

But like many people who often turn to humor in uncomfortable situations, Iain attempted to make a few jokes, while Holly Revord remained totally silent.

— Lexy Perez, HollywoodReporter, 6 Oct. 2026
In the last stretch of Slam Frank, the show turns serious, as Anne’s silent sister Margot starts talking.

— Jackson McHenry, Vulture, 5 Oct. 2026

Definition of silent

Adjective

Residents enjoy a Jack Nicklaus Signature 18-hole golf course, miles of hiking and biking trails, tennis and pickleball courts, and endless opportunities on Lake Keowee, including boating, swimming, or simply quiet moments on the water.

— Robb Report Studio, Robb Report, 12 Oct. 2026
His wife Ajin, 32, sets out to win compensation but runs into a system that thrives on exploiting people and keeping them quiet.

— Naman Ramachandran, Variety, 12 Oct. 2026

Definition of quiet

Adjective

But the announcement of 76-year-old Canadian poet and essayist Anne Carson as this year’s laureate marked the end of a lengthy, secretive selection process that began more than a year ago.

— Harriet Marsden, TheWeek, 8 Oct. 2026
The news also comes following the sale of Rauschenberg’s studio compound on Captiva Island in Florida for $45 million and is being handled by the foundation in a somewhat secretive manner, per the Times.

— Devorah Lauter, ARTnews.com, 7 Oct. 2026

Definition of secretive

Adjective

Nordic drama is still often associated internationally with crime, darker tones and a certain visual restraint.

— Marta Balaga, Variety, 14 Oct. 2026
Campaign images show close-fitting cycling jerseys paired with dark shorts, with prints ranging from yellow-green graphics to blue-and-white patterns.

— Alexandra Harrell, Footwear News, 13 Oct. 2026

Definition of dark

Adjective

Hafley didn’t say this, but keeping him out through the bye would seem prudent.

— Barry Jackson, Miami Herald, 7 Oct. 2026
In my view, a multinational AI task force of government and private sector experts from a range of disciplines would be more prudent than creating an AI Force, a quasi-military entity that would institutionalize AI’s worst impulses.

— Jason M. Blazakis, The Conversation, 28 Sep. 2026

Definition of prudent

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.

Browse Nearby Words

tight-lipped

tight-mouthed

tightness

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“Tight-mouthed.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/tight-mouthed. Accessed 14 Oct. 2026.

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Synonyms of tight-mouthed

adjective

Example Sentences

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