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
Excessive penalties are often viewed as a sign of undisciplined play.
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Giovanni Malloy, Forbes, 13 Dec. 2024
The military high command quickly detained the soldier and declared his action immoral, unlawful, and undisciplined.
—Aluf Benn, Foreign Affairs, 8 June 2016
The concerto can appear undisciplined and discursive, with a running time of 70 minutes, a medley-like approach to style and a finale that brings in a male choir for a paean to nature.
—Joshua Barone, New York Times, 24 Dec. 2024
On top of that, people might be hesitant to speak to their primary care physician about a weight loss medication for fear of seeming vain or undisciplined, and may want more privacy with an online telehealth service, Dr. Garcia-Webb says.
—Mara Santilli, Flow Space, 18 Dec. 2024
See all Example Sentences for undisciplined 
Giovanni Malloy, Forbes, 13 Dec. 2024
The military high command quickly detained the soldier and declared his action immoral, unlawful, and undisciplined.
—Aluf Benn, Foreign Affairs, 8 June 2016
The concerto can appear undisciplined and discursive, with a running time of 70 minutes, a medley-like approach to style and a finale that brings in a male choir for a paean to nature.
—Joshua Barone, New York Times, 24 Dec. 2024
On top of that, people might be hesitant to speak to their primary care physician about a weight loss medication for fear of seeming vain or undisciplined, and may want more privacy with an online telehealth service, Dr. Garcia-Webb says.
—Mara Santilli, Flow Space, 18 Dec. 2024
See all Example Sentences for undisciplined
Recent Examples of Synonyms for undisciplined
Adjective
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After the March 19 incident, Huger, 61, was charged with a DUI and DWI, negligently driving a vehicle in a careless and imprudent manner endangering property, life, and person, as well as recklessly driving a vehicle in wanton and willful disregard for the safety of persons and property.Stephanie Wenger, People.com, 19 Dec. 2024
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The boy’s parents also never made an official claim of willful misconduct or said the vaccine harmed their son, the justices noted.Katie Smith, Austin American-Statesman, 17 Dec. 2024
Adjective
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The stubborn machine has won, and politicians are, for the most part, just fodder, which means that every politician who has to stand in front of a camera after a tragedy turns into another battle site in an endless culture war.Jay Caspian Kang, The New Yorker, 16 Jan. 2025
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Coaches will tell you of a character who could be grumpy or stubborn, but also of someone who needed faith shown in him.The Athletic UK Staff, The Athletic, 10 Jan. 2025
Adjective
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David Poole is adamant that the sales team is always upfront about the risks as well as upsides of investing.K.J. Yossman, Variety, 17 Jan. 2025
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In an interview days before Trump’s inauguration, Rosenworcel is adamant that regulation is part of the answer to America’s telecom security crisis.Eric Geller, WIRED, 17 Jan. 2025
Adjective
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Illiberal leaders select their cabinet members in the same way that emperors used to choose the governors of rebellious provinces: What matters most is the appointee’s loyalty and capacity to resist being suborned or co-opted by others.Ivan Krastev, The Atlantic, 3 Jan. 2025
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The news is a huge deal because rebellious Prince Fiyero is the ultimate catch for the students and Galinda.Bryan Alexander, USA TODAY, 27 Dec. 2024
Adjective
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Republicans are preparing to cut taxes, slash spending and slow immigration in a broad agenda that will require unifying an unruly party behind dozens of complicated policy choices.Andrew Duehren, New York Times, 8 Jan. 2025
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In an interview with Bootleg Kev, the veteran lyricist recalled his adventures on the road with Pun and the Terror Squad, who were known for being unruly and willing to settle any altercation, physically or otherwise.Preezy Brown, VIBE.com, 6 Jan. 2025
Adjective
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He was then accused by the OCE of being uncooperative during its investigation.Brady Knox, Washington Examiner - Political News and Conservative Analysis About Congress, the President, and the Federal Government, 30 Dec. 2024
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Bexar County sheriff's deputies responded and began questioning Strait, who was allegedly uncooperative.Alexis Simmerman, Austin American-Statesman, 26 Dec. 2024
Adjective
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At any point, a willingness to be both selfish and disobedient would have saved her.Elizabeth Lopatto, The Verge, 25 Sep. 2024
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In this view, disobedient journalists, scientific experts, officials, and judges are the enemy.Pippa Norris, Foreign Affairs, 7 Jan. 2021
Adjective
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Weakened, isolated but defiant: Hamas faces a crossroads with the cease-fire.Patrick Kingsley, New York Times, 16 Jan. 2025
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But the political chaos provoked by the Dec. 3 martial law declaration is expected to continue, as Yoon and his ruling party supporters remain defiant against the insurrection charges.Se Eun Gong, NPR, 15 Jan. 2025
Thesaurus Entries Near undisciplined
Cite this Entry
“Undisciplined.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/undisciplined. Accessed 21 Jan. 2025.
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