Thesaurus
Synonyms & Antonyms of careless
1
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
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2
failing to give proper care and attention
- a careless effort that made an unnecessary mess
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“Careless.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/careless. Accessed 16 Jun. 2021.
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The first known use of careless was before the 12th century
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