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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The film, which details her life in Tehran as the willful daughter of intellectual Marxists, is a reminder that Iranians are just like everyone else, Satrapi told the Associated Press in a 2007 interview in Cannes.—
Los Angeles Times,
Los Angeles Times,
4 June 2026
-
The teenager was arrested for 12 counts of willful/malicious kill/maim/torture animal -- horse and three counts of felony malicious destruction of private property over $5,000, authorities said.—
Emily Shapiro,
ABC News,
4 June 2026
Adjective
-
But La Roja could not find a way past Vozinha and a stubborn defense that had an answer to everything Spain’s superstars threw at them.—
ABC News,
ABC News,
16 June 2026
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Meanwhile, Hanks invests the vulnerable but stubborn Woody with a delectable senior resilience.—
Owen Gleiberman,
Variety,
16 June 2026
Adjective
-
Regardless, Stanton is adamant that there is no hypothetical future in which raccoons could realistically become good house pets.—
Shoshi Parks,
Popular Science,
10 June 2026
-
Alonso was adamant that the school board should seek opportunities to either repurpose or lease properties that schools vacate, not sell them.—
Miami Herald,
Miami Herald,
9 June 2026
Adjective
-
As a whole, the return of the Ninja 300 feels almost rebellious in today's motorcycle market.—
Utkarsh Sood
June 13,
New Atlas,
13 June 2026
-
Difficult teenage years with lots of poor decisions and rebellious behavior.—
Eric Thomas,
Sun Sentinel,
11 June 2026
Adjective
-
In May, the Roebling Carnival was canceled after the first night when crowds became unruly, which led to a police officer being injured and several fights.—
Tom Ignudo,
CBS News,
18 June 2026
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Watching the film feels less like being transported into a different universe than putting on X-ray goggles to look at our own — and finding, under the despair, an unruly sense of hope.—
David Rooney,
HollywoodReporter,
16 June 2026
Adjective
-
If a fraudulent provider is uncooperative, unreachable, or no longer operating, the beneficiary may remain reflected in Medicare systems as if an active hospice election still exists.—
Wes Kilgore,
Forbes.com,
11 June 2026
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Ricardo said the government had failed to show that Lander intended to obstruct the elevators or was uncooperative as members of federal law enforcement gave protesters conflicting instructions.—
ABC News,
ABC News,
11 June 2026
Adjective
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Rising gas prices and an unpopular war in Iran have infuriated prominent MAGA figures online, but in terms of GOP elections, the president has been able to elbow out critics in Congress and disobedient legislators in red states.—
Phillip M. Bailey,
USA Today,
17 May 2026
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And as part of their initiation into the ruling class, Plums are made complicit in Gilead’s barbaric justice system, cheering for the corporal punishment of disobedient classmates and the men of low status caught salivating (or worse) over them.—
Judy Berman,
Time,
8 Apr. 2026
Adjective
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Continue reading … POLITICS GROUNDED — Republicans cheer plan to choke international travel at defiant liberal hubs.—
,
FOXNews.com,
9 June 2026
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Speaking to voters over the weekend from the picturesque resort town of Ogunquit, the Washington Examiner found an air of unease among some, in one case downright hostility, and in others defiant support.—
David Millward,
The Washington Examiner,
7 June 2026
Cite this Entry
“Undisciplined.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/undisciplined. Accessed 18 Jun. 2026.
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