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

Journal, rest, take a silent walk, or name the thought that keeps circling.

— Tarot.com, Chicago Tribune, 7 Aug. 2026
As Variety has noted in an extensive drill-down on the city’s film scene, Recife boasted a vibrant silent cinema movement in the 1920s.

— Rafa Sales Ross, Variety, 7 Aug. 2026

Definition of silent

Adjective

Meanwhile, Mercury in your private 12th house sextiles Venus in your 2nd House of Resources, supporting quiet decisions around money, self-worth, and peace.

— Tarot.com, Hartford Courant, 13 Aug. 2026
Mauro Mueller’s film is a quiet, poignant drama about loss, memory and the power of human closeness.

— Leo Barraclough, Variety, 13 Aug. 2026

Definition of quiet

Adjective

The military is nothing if not secretive, and all of this work could be done in the dark—much the way the Manhattan Project, which developed the world’s first nuclear weapons, operated silently, invisibly, from June 1942 to August 1947.

— Jeffrey Kluger, Time, 6 Aug. 2026
Behind closed doors, scientists, engineers, and intelligence agencies pursued some of the most ambitious and secretive projects in military history.

— Kaif Shaikh, Interesting Engineering, 6 Aug. 2026

Definition of secretive

Adjective

In Helaena’s room, Rhaenyra finds a tapestry Helaena had just finished sewing that predicts a dark and fiery end for Rhaenyra in the future.

— Jennifer Maas, Variety, 10 Aug. 2026
For somewhere closer to home, check a light pollution map and head to an area that looks dark.

— Jamie Carter, Forbes.com, 10 Aug. 2026

Definition of dark

Adjective

There would also be tremendous political upside for Pritzker’s efforts to position himself as a fiscally prudent Democratic candidate for president.

— Chicago Tribune, Chicago Tribune, 7 Aug. 2026
The researchers also found tighter pricing that indicates lenders are competing more aggressively to win business — never a great sign of prudent risk management.

— Liz Hoffman, semafor.com, 6 Aug. 2026

Definition of prudent

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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 15 Aug. 2026.

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Synonyms of tight-mouthed

adjective

Example Sentences

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