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

Pat is a little bit like an inappropriate uncle at a family gathering in the 1970s.

— Sheena McKenzie, CNN Money, 19 Aug. 2026
Montana did not directly answer questions about the decision to choose BCBS over Allegiance and whether there was inappropriate contact among state officials.

— Bob Herman, STAT, 18 Aug. 2026

Definition of inappropriate

Adjective

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
The most successful and lucrative family vlogs are indiscreet almost by definition—and yet the wrong kind of indiscretion can derail the whole gravy train.

— Jessica Winter, New Yorker, 7 Apr. 2026

Definition of indiscreet

Adjective

His brother, Eugene, who also reported the phone call as being improper, was elected to Congress in 2024 from Virginia.

— Caroline Linton, CBS News, 18 Aug. 2026
Yet Jeanie’s attorney, Adam Streisand of Sheppard, Mullin, Richter & Hampton Law, argued in the letter sent to her siblings’ attorneys that two previous legal rulings render that strategy improper.

— Sam Amick, New York Times, 18 Aug. 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

Far too much coverage of declining trust in science — particularly the anti-vaccine movement — is predicated on the assumption that its adherents are either stupid or crazy.

— Rick Berke, STAT, 19 Aug. 2026
The Dodge Durango Hellcat is the most accessible way to go stupid-fast in a three-row family car thanks to the Escalade V‘s high price tag.

— Byron Hurd, The Drive, 13 Aug. 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 24 Aug. 2026.

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Synonyms of undiplomatic

adjective

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