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
Synonyms & Similar Words
Relevance
Antonyms & Near Antonyms
Examples Sentences
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.
Recent Examples of undisciplined
No wonder, then, that Afghan units were undisciplined and tactically weak long before the U.S. withdrawal—and that as the United States withdrew, many decided to open the gates to the Taliban.
—
Rachel Tecott, Foreign Affairs, 26 Aug. 2021
Many of my clients gave up on budgeting at first because something unexpected happened to them like a surprise expense or one bad day of undisciplined spending.
—Bernadette Joy, Forbes, 29 Nov. 2024
But under his watch, the Sox were a wildly unsound, undisciplined team that did almost nothing right.
—Jon Greenberg, The Athletic, 8 Aug. 2024
Akam makes no claim to be balanced, and this is a dense and at times undisciplined book.
—Simon Akam, Foreign Affairs, 24 Aug. 2021
See all Example Sentences for undisciplined 
Rachel Tecott, Foreign Affairs, 26 Aug. 2021
Many of my clients gave up on budgeting at first because something unexpected happened to them like a surprise expense or one bad day of undisciplined spending.
—Bernadette Joy, Forbes, 29 Nov. 2024
But under his watch, the Sox were a wildly unsound, undisciplined team that did almost nothing right.
—Jon Greenberg, The Athletic, 8 Aug. 2024
Akam makes no claim to be balanced, and this is a dense and at times undisciplined book.
—Simon Akam, Foreign Affairs, 24 Aug. 2021
See all Example Sentences for undisciplined
Recent Examples of Synonyms for undisciplined
Adjective
-
The district attorney’s office has charged Jones with one count of murder and one count of willful cruelty to a child causing possible injury or death.Ruben Vives, Los Angeles Times, 7 Dec. 2024
-
Under civil tax law, fraudulent returns or willful attempts to evade taxes allow the IRS to examine records indefinitely.Virginia La Torre Jeker, J.D., Forbes, 6 Dec. 2024
Adjective
-
The Fed’s preferred inflation measure — the Personal Consumption Expenditures price index — is due Friday and could similarly show stubborn price pressures.Bryan Mena, CNN, 18 Dec. 2024
-
While the overall economic picture is starting to look better, stubborn inflation and the prospect of new tariffs when President-elect Donald Trump takes office seem to give mid-market leaders pause.Megan Poinski, Forbes, 16 Dec. 2024
Adjective
-
The company has long maintained that privacy is a fundamental human right and has been adamant that the information stored on its devices be accessible only to the people that own them.Thomas Brewster, Forbes, 17 Dec. 2024
-
Despite the abuse Drea and her kids have experienced, the mother of three is adamant about keeping her ex-husband’s last name.Elizabeth Ayoola, Essence, 11 Dec. 2024
Adjective
-
Unconventional and futuristic, Aquarius pushes us to break free from tradition, encouraging bold, rebellious choices in our wardrobe.Valerie Mesa, People.com, 8 Dec. 2024
-
Tomás forbids it, but Paja, in the style of rebellious teens and younger siblings everywhere, ignores him.Lovia Gyarkye, The Hollywood Reporter, 6 Dec. 2024
Adjective
-
Style: Rail-thin in sunglasses, black suit and unruly pompadour; Dylan accouterments include acoustic guitar, harmonica and ever-present cigarette.Hugh Hart, Los Angeles Times, 11 Dec. 2024
-
Nature and — most importantly — unruly, winding vegetative shapes, feature prominently in Monument Valley 3.Lewis Gordon, The Verge, 9 Dec. 2024
Adjective
-
The Washington Examiner reported in September that the DEA, which is in charge of setting drug allotment quotas, has been largely uncooperative to congressional requests to alleviate the shortage.Elaine Mallon, Washington Examiner - Political News and Conservative Analysis About Congress, the President, and the Federal Government, 27 Oct. 2024
-
The other victim is in stable condition and was uncooperative with police.Rocco Parascandola, New York Daily News, 25 Nov. 2024
Adjective
-
At any point, a willingness to be both selfish and disobedient would have saved her.Elizabeth Lopatto, The Verge, 25 Sep. 2024
-
In this view, disobedient journalists, scientific experts, officials, and judges are the enemy.Pippa Norris, Foreign Affairs, 7 Jan. 2021
Adjective
-
Iran’s supreme leader, Ayatollah Ali Khamenei, delivered a defiant speech last Wednesday, insisting that the Axis was alive and well.Arash Azizi, The Atlantic, 17 Dec. 2024
-
Only after defiant parliament members rushed into the National Assembly and voted unanimously to reject the order did Yoon reverse course, ending six chaotic hours, which saw protests erupt in the capital city.Dylan Butts, CNBC, 11 Dec. 2024
Thesaurus Entries Near undisciplined
Cite this Entry
“Undisciplined.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/undisciplined. Accessed 22 Dec. 2024.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
Share