UNDIPLOMATIC Synonyms: 54 Similar and Opposite Words

undiplomatic

adjective

ˌən-ˌdi-plə-ˈma-tik

Definition of undiplomatic

as in inappropriate

showing poor judgment especially in personal relationships or social situations the reporter's undiplomatic references to the state's overweight governor

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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 undiplomatic Xue has been accused of undiplomatic conduct in the past. — Micah McCartney, MSNBC Newsweek, 10 Nov. 2025 Stranger things have happened, but that prospect doesn’t seem likely, judging from the bank’s undiplomatic statement. — The Editorial Board, Chicago Tribune, 1 Apr. 2025 His approach, however, is rhetorically more blunt and undiplomatic compared to most of his predecessors. — Christian Datoc, Washington Examiner - Political News and Conservative Analysis About Congress, the President, and the Federal Government, 22 Mar. 2025 This strength of feeling explains why trans-Atlantic relations were splintering before Friday’s undiplomatic scenes. — Alexander Smith, NBC News, 1 Mar. 2025 See All Example Sentences for undiplomatic

Recent Examples of Synonyms for undiplomatic

Adjective

The Portland Trail Blazers fired new play-by-play television broadcaster Braiden Bell on Thursday when past inappropriate social media posts resurfaced just hours after the team announced his hiring.

— ABC News, ABC News, 2 Oct. 2026
Sheriff’s officials said, investigators as of Thursday had not uncovered evidence indicating Chen had inappropriate physical contact with a child.

— Rosalio Ahumada, Sacbee.com, 2 Oct. 2026

Definition of inappropriate

Adjective

Some are scholarly, some deliciously indiscreet, all are perceptive in one way or another, and one plunges wholesale into obsession.

— Literary Hub, Literary Hub, 27 Aug. 2026
Smaller seats, less legroom, meals on a budget, and now someone whispering indiscreet sweet nothings to their lover in my ear.

— Charlie Hobbs, Condé Nast Traveler, 15 May 2026

Definition of indiscreet

Adjective

Electrical issues — like faulty wiring, overloaded power strips, and improper extension cord usage — are the leading cause of fatal fires so far this year.

— Lillian Bonsignore, New York Daily News, 4 Oct. 2026
The action comes as Livingston locals raised concerns about the film’s impact on local business — and notably the city’s sole food bank — as well as improper notification about hazardous stunts.

— Payton Turkeltaub, Variety, 4 Oct. 2026

Definition of improper

Adjective

The itinerants were all a bit peculiar, capable of making imprudent choices.

— Literary Hub, Literary Hub, 22 July 2026
And this is Minsky’s point, that speculative excesses during euphoric, transformative periods result in imprudent financing, fragility, and instability.

— Hersh Shefrin, Forbes.com, 4 June 2026

Definition of imprudent

Adjective

Let’s finish up by circling back to the beginning, when six injudicious justices ignored an eternal political truth.

— Gerald Scorse, New York Daily News, 7 Aug. 2026
And again, many of the reforms backfired or proved injudicious, but some of them remain powerful to this day.

— David Frum, The Atlantic, 1 July 2026

Definition of injudicious

Adjective

Martin-Cotten’s is an indelicate balance between out and out primal furies, parsed with flashes of vulnerability that seem as deeply felt as Martha’s self-loathing.

— Christopher Smith, Oc Register, 13 Feb. 2026
Clutch effort is Herculean, and shifting is indelicate but immensely satisfying.

— Robert Ross, Robb Report, 19 Dec. 2025

Definition of indelicate

Adjective

Trump’s super intelligence rebrand can ultimately be read in a couple ways, though arguably neither are particularly nuanced or incisive — just further indicative of the daily deluge of stupid.

— Jon Blistein, Rolling Stone, 7 Oct. 2026
Once upon a time, the idea that the world was growing stupider was mostly confined to the realm of dyspeptic reactionary polemic.

— James Marriott, Washington Post, 7 Oct. 2026

Definition of stupid

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undiminished

undiplomatic

undirected

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“Undiplomatic.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/undiplomatic. Accessed 9 Oct. 2026.

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Synonyms of undiplomatic

adjective

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