Definitions

reckless

[rek-lis] / ˈrɛk lɪs /

ADJECTIVE

irresponsible in thought, deed

Synonyms

STRONGEST

audacious brash carefree careless daring foolhardy hasty ill-advised imprudent negligent thoughtless

WEAK

adventuresome adventurous any which way breakneck daredevil desperate devil-may-care fast and loose feckless harebrained headlong heedless helter-skelter hopeless hotheaded inattentive incautious inconsiderate indiscreet kooky madcap mindless overventuresome playing with fire precipitate rash regardless temerarious uncareful venturesome venturous wild

Antonyms

STRONGEST

afraid attentive careful cautious discreet fearful kind meek mindful prudent reserved shy thoughtful timid wise

WEAK

responsible wary

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

By requiring traders to hold more capital to back their positions, the idea was to curb reckless trading and reduce the risk of costly blowups.

From The Wall Street Journal • Jun. 4, 2026

International observers have expressed concern, with the US embassy in Mogadishu calling the violence "reckless" and urging dialogue.

From Barron's • Jun. 4, 2026

Raman voted against the police raises and the convention center project, calling both efforts financially reckless.

From Los Angeles Times • Jun. 4, 2026

If this had been the first indication that Platner had a reckless streak, I would have been more inclined to brush it off.

From Slate • Jun. 2, 2026

“I don’t even want an explanation. Just get out, you reckless idiot. Get out.”

From "Throne of Glass" by Sarah J. Maas

Vocabulary lists containing reckless

The SAT: Words to Capture Tone, List 4

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The New SAT: Words to Capture Tone

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Anti-Antonyms: Words Without Opposites

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