1
as in unsafe
not paying or showing close attention especially for the purpose of avoiding trouble
a careless reporter who often doesn't get his facts straight a careless mistake that caused the plane to crash
Synonyms & Similar Words
Relevance
Antonyms & Near Antonyms
2
as in neglectful
failing to give proper care and attention
a careless effort that made an unnecessary mess
Synonyms & Similar Words
Antonyms & Near Antonyms
Example 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 careless
Edmund Richard Hartley, 31, the yacht captain towing Adler and another girl, was charged with four counts of careless boating, including one count for not having a lookout to keep an eye on the girls.
—
David Goodhue, Miami Herald, 3 June 2025
Edmund Richard Hartley, 32, the alleged operator of the vessel towing Ella, has been charged with four misdemeanors for careless operation of a vessel, the commission said.
—Meredith Deliso, ABC News, 3 June 2025
Although bad things do happen to him, they are often caused by his own careless and impulsive nature.
—Joan MacDonald, Forbes.com, 31 May 2025
In August 2023, using the FWC’s report on the crash, prosecutors initially charged Pino with only three counts of misdemeanor careless boating.
—Grethel Aguila, Miami Herald, 23 May 2025
See All Example Sentences for careless
David Goodhue, Miami Herald, 3 June 2025
Edmund Richard Hartley, 32, the alleged operator of the vessel towing Ella, has been charged with four misdemeanors for careless operation of a vessel, the commission said.
—Meredith Deliso, ABC News, 3 June 2025
Although bad things do happen to him, they are often caused by his own careless and impulsive nature.
—Joan MacDonald, Forbes.com, 31 May 2025
In August 2023, using the FWC’s report on the crash, prosecutors initially charged Pino with only three counts of misdemeanor careless boating.
—Grethel Aguila, Miami Herald, 23 May 2025
See All Example Sentences for careless
Recent Examples of Synonyms for careless
Adjective
-
Download apps only from the Google Play Store: Avoid third-party stores, which are more likely to host unsafe apps.—
Kurt Knutsson,
FOXNews.com,
18 June 2025
-
Abigail Jackson, a White House spokeswoman, said violent protesters in Los Angeles had created an unsafe environment for local businesses.—
Tim Reid,
Christian Science Monitor,
17 June 2025
Adjective
-
In one, which aired in September, 1949, the Goldbergs get a new, neglectful landlord.—
Emily Nussbaum,
New Yorker,
9 June 2025
-
Reactive narcissism, however, tends to form as a response to neglectful, inconsistent or abusive childhood experiences.—
Mark Travers,
Forbes.com,
8 June 2025
Adjective
-
People often stereotype crypto investors as reckless, young, or greedy.—
Jennifer Jolly,
USA Today,
18 June 2025
-
In Colorado, reckless endangerment is a crime, defined as reckless conduct creating a substantial risk of serious bodily injury to another person, punishable by jail and/or a fine.—
DP Opinion,
Denver Post,
17 June 2025
Adjective
-
Filter out the lazy networkers who expect instant replies.—
Jodie Cook,
Forbes.com,
17 June 2025
-
Hawaiian Falls Waco Water Park boasts an 800-foot-long lazy river, water slides, and a wave pool.—
Lydia Mansel,
Southern Living,
17 June 2025
Adjective
-
Imagine the lawsuit: negligent security, wrongful death attempt, maybe even a defamation angle against Tom Buchanan.—
Aron Solomon
June 24,
Literary Hub,
24 June 2025
-
The deckhand as well as the ship's skipper and chief engineer are all reportedly under investigation for possible multiple manslaughter and negligent shipwreck charges, but have not yet been formally accused of any crime.—
David Chiu,
People.com,
22 June 2025
Cite this Entry
“Careless.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/careless. Accessed 30 Jun. 2025.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
Share