as in willful
behaving in a way that is not properly controlled, organized, serious, etc.; lacking discipline
He has been very undisciplined about studying. undisciplined children
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Recent Examples of undisciplined
If Trump’s undisciplined decision making throws the economy into a downturn, his opportunity to Make America Great Again will be short-lived.
—
Nolan Finley, Mercury News, 26 Mar. 2025
While guidance documents are incorporated in Trump’s new review-and-termination order—yet another important innovation—these have historically remained undisciplined and uncatalogued until Trump’s own E.O. 13891 of 2019 generated the makings of an inventory.
—Clyde Wayne Crews Jr., Forbes, 4 Mar. 2025
Basketball example: In a playoff game, the head coach decides to bench his young star player in the fourth quarter after an undisciplined outburst on the court.
—Brent Dykes, Forbes, 10 Mar. 2025
Authorities blamed the unrest on armed remnants of the Assad government, but acknowledged that some of the civilian killings were the fault of undisciplined factions or individual actors.
—Nabih Bulos, Los Angeles Times, 8 Mar. 2025
See All Example Sentences for undisciplined
Nolan Finley, Mercury News, 26 Mar. 2025
While guidance documents are incorporated in Trump’s new review-and-termination order—yet another important innovation—these have historically remained undisciplined and uncatalogued until Trump’s own E.O. 13891 of 2019 generated the makings of an inventory.
—Clyde Wayne Crews Jr., Forbes, 4 Mar. 2025
Basketball example: In a playoff game, the head coach decides to bench his young star player in the fourth quarter after an undisciplined outburst on the court.
—Brent Dykes, Forbes, 10 Mar. 2025
Authorities blamed the unrest on armed remnants of the Assad government, but acknowledged that some of the civilian killings were the fault of undisciplined factions or individual actors.
—Nabih Bulos, Los Angeles Times, 8 Mar. 2025
See All Example Sentences for undisciplined
Recent Examples of Synonyms for undisciplined
Adjective
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Court records also show Mabry, of Oakland, has two prior felony convictions: second-degree robbery in February 2013 and evading an officer with willful disregard for public safety in June 2022.—
Harry Harris,
Mercury News,
18 Apr. 2025
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The second is either a massive misjudgment or another example of willful deception.—
Colin Pascal,
Baltimore Sun,
16 Apr. 2025
Adjective
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Outside of Washington, Health Secretary Robert F. Kennedy Jr.'s followers appear to be scrambling the country's stubborn red-blue divide USA TODAY Texas is looking at bills to bring back exercise.—
Swapna Venugopal Ramaswamy,
USA Today,
4 May 2025
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The following day, however, Mercury will meet Mars in a stubborn square, triggering a clash between the need for practicality and discernment versus the desire to express oneself boldly and with pride.—
Staff Author,
People.com,
1 May 2025
Adjective
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Yet even as Bix seems to be an avatar for all the suffering and trauma the Star Wars galaxy has to offer, Arjona is adamant that her character is not a victim.—
James Grebey,
Vulture,
2 May 2025
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The league is adamant that the managers and front-office execs were informed, that front offices were updated on the specifics of the umpires’ labor agreement in writing and that there was no intent to keep anyone in the dark.—
Ken Rosenthal,
New York Times,
1 May 2025
Adjective
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Lesser powers that find themselves under the dominion of a great power against their wishes can be resentful and rebellious.—
Margaret MacMillan,
The Atlantic,
30 Apr. 2025
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In 1978, an ambitious and rebellious young woman, Marina Bulgari, decamped from her family business to branch out with her own jewelry brand.—
Roxanne Robinson,
Forbes.com,
24 Apr. 2025
Adjective
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The title track of At The Beach, In Every Life closes the album with an encapsulation of Perez’s worldview, full of passion, disappointment and unruly thoughts that run into each other over the course of the song.—
Jason Lipshutz,
Billboard,
25 Apr. 2025
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What’s so fun about unpacking all of this [is] to actually know that, for example, the Greeks thought that women shouldn’t vote or be allowed to have political power because of their uteruses, which were thought to be a site of unruly power.—
Mara Santilli,
Flow Space,
24 Apr. 2025
Adjective
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Mills and Walker have both remained uncooperative and refuse to speak to detectives, according to Sullivan.—
Silas Morgan,
The Orlando Sentinel,
29 Mar. 2025
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Unfortunately, last April’s total solar eclipse was a bust for me, and the U.K.’s weather tends to be uncooperative for celestial events, often hiding them behind thick clouds.—
Daisy Dobrijevic,
Space.com,
29 Mar. 2025
Adjective
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Quinn’s group provides training for schools throughout Rhode Island and beyond, aimed at helping teachers understand how the brain functions in people with autism and offering strategies on how to effectively respond to behavior challenges that could easily be labeled disobedient or disorderly.—
Sarah Butrymowicz,
USA TODAY,
10 Apr. 2024
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Fed Up in Illinois Dear Fed Up: Is Edie mean, arrogant, disobedient and rude in the presence of her parents, or has she been invited to spend time with your girls separately?—
Abigail Van Buren,
Boston Herald,
5 Apr. 2025
Adjective
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But beneath Pakistan’s drumbeat of defiant declarations as tensions erupt with India, a weary Pakistani public sees war as the last thing the country needs.—
Salman Masood,
New York Times,
2 May 2025
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Rank-and-file members of the Brotherhood already strike a defiant tone, vowing to continue to organize, protest, and voice criticism of both the Jordanian authorities and the war in Gaza.—
Taylor Luck,
Christian Science Monitor,
30 Apr. 2025
Cite this Entry
“Undisciplined.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/undisciplined. Accessed 9 May. 2025.
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