undiplomatic

adjective

un·​dip·​lo·​mat·​ic ˌən-ˌdi-plə-ˈma-tik How to pronounce undiplomatic (audio)
Synonyms of undiplomaticnext
: not diplomatic
especially : tactless
undiplomatically adverb

Examples of undiplomatic in a Sentence

the reporter's undiplomatic references to the state's overweight governor
Recent Examples on the Web
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.
Zelensky formally responded on Saturday in a decidedly undiplomatic post on X, subtly trashing the Polish government for revoking his award while not doing so with other historical awardees that many would object to. Brady Knox, The Washington Examiner, 20 June 2026 Save the undiplomatic diplomats. Max Boot, Washington Post, 6 Mar. 2026 This undiplomatic tirade went over well in the White House, but marked him as a belligerent nativist abroad and something of an isolationist at home. Eliot A. Cohen, The Atlantic, 17 Feb. 2026 Xue has been accused of undiplomatic conduct in the past. Micah McCartney, MSNBC Newsweek, 10 Nov. 2025 See All Example Sentences for undiplomatic

Word History

First Known Use

circa 1828, in the meaning defined above

Time Traveler
The first known use of undiplomatic was circa 1828

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Cite this Entry

“Undiplomatic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/undiplomatic. Accessed 25 Jun. 2026.

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