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
Meanwhile, on the court, USC was looking undisciplined among the refined style of play that UCLA had settled into.
—
Haley Sawyer, Oc Register, 8 Mar. 2026
After leading the Kings to a franchise-best 48 wins and 105 points in his first full season as coach, Hiller failed to replicate that success with a team that has appeared unorganized and undisciplined for much of the season.
—Los Angeles Times, 1 Mar. 2026
The unconscious Moon moves through your 9th House of Distance, opposing undisciplined Uranus in your conversation zone.
—Tarot.com, Sun Sentinel, 9 Feb. 2026
Meanwhile, the Gators struggled mightily in the trenches during Billy Napier’s four-year tenure, posting three losing seasons marked by inconsistency and undisciplined play up front.
—Edgar Thompson, The Orlando Sentinel, 9 Feb. 2026
See All Example Sentences for undisciplined
Haley Sawyer, Oc Register, 8 Mar. 2026
After leading the Kings to a franchise-best 48 wins and 105 points in his first full season as coach, Hiller failed to replicate that success with a team that has appeared unorganized and undisciplined for much of the season.
—Los Angeles Times, 1 Mar. 2026
The unconscious Moon moves through your 9th House of Distance, opposing undisciplined Uranus in your conversation zone.
—Tarot.com, Sun Sentinel, 9 Feb. 2026
Meanwhile, the Gators struggled mightily in the trenches during Billy Napier’s four-year tenure, posting three losing seasons marked by inconsistency and undisciplined play up front.
—Edgar Thompson, The Orlando Sentinel, 9 Feb. 2026
See All Example Sentences for undisciplined
Recent Examples of Synonyms for undisciplined
Adjective
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Like most of what Welch says, it’s based on willful ignorance and emotion rather than facts.—
Jon Root OutKick,
FOXNews.com,
1 May 2026
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Assessor Gus Kramer stayed in office when a jury deadlocked on a civil grand jury accusation of willful or corrupt misconduct in office.—
East Bay Times editorial,
Mercury News,
30 Apr. 2026
Adjective
-
Jared Speight is a stubborn titan of Long Island abstraction when star writer Roxy Margaux first becomes infatuated with his bravado.—
Greg Evans,
Deadline,
28 Apr. 2026
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For concrete or tile, a mild cleaner helps remove the stubborn pollen film that builds up over spring months.—
Lauren Jarvis-Gibson,
Fort Worth Star-Telegram,
27 Apr. 2026
Adjective
-
The characters can be flawed, and cars can crash, McDermott says, but NASCAR wanted race scenes to look authentic and was adamant that the series not depict anyone driving under the influence of drugs or alcohol.—
Brian Steinberg,
Variety,
30 Apr. 2026
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Warsh would take the chairmanship at a complicated time, given that a spike in gas prices could keep the central bank from lowering interest rates — a move that Trump has been adamant on.—
Sarah Min,
CNBC,
24 Apr. 2026
Adjective
-
Kravitz's sign is adventurous, blunt and always chasing a new adventure, while Styles' sign is rebellious, independent and slightly unpredictable.—
Valerie Mesa,
PEOPLE,
30 Apr. 2026
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This tale of a rebellious unemployed mouse has already won a Goya.—
Kevin Giraud,
Variety,
28 Apr. 2026
Adjective
-
An unruly passenger caused a United Airlines flight from Germany to Chicago to be diverted to a Boston airport on Monday morning.—
Jeramie Bizzle,
CBS News,
28 Apr. 2026
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Chytilová mirrors her characters’ lawless nature through the film’s avant-garde construction, making the form as unruly as its subjects.—
Jennifer Noyes,
Air Mail,
25 Apr. 2026
Adjective
-
Allies of the United States are responding to an internal Pentagon email that allegedly floated several ideas for punishing uncooperative members of NATO.—
Mike Brest,
The Washington Examiner,
24 Apr. 2026
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The victim was uncooperative in providing details to responding officers.—
Jeramie Bizzle,
CBS News,
19 Apr. 2026
Adjective
-
President Trump has ordered hundreds of additional federal agents to Minneapolis and is threatening to involve the Insurrection Act which would allow the military to curtail protests and use force to jail disobedient protestors.—
Rick Pozniak,
Boston Herald,
17 Jan. 2026
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As a drone whirred overhead and hooded people spray-painted the building and its fixtures, the protestors advocated for more civilly disobedient methods.—
Dante Motley,
Austin American Statesman,
8 Jan. 2026
Adjective
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In her first public appearance since leaving Congress, Cherfilus-McCormick struck a defiant tone, framing her situation as a setback rather than an ending.—
WPEC Staff,
Baltimore Sun,
30 Apr. 2026
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While Metcalf’s Linda adopts a facade of stoicism to shield her family from the grief erupting in her, Abbott’s Biff is forced to reveal the broken man behind the defiant veneer.—
Theater Critic,
Los Angeles Times,
29 Apr. 2026
Cite this Entry
“Undisciplined.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/undisciplined. Accessed 3 May. 2026.
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