Entry Word: careless

Function: adjective

Meaning: 1 not paying or showing close attention especially for the purpose of avoiding trouble <a careless reporter who often doesnʼt get his facts straight> <a careless mistake that caused the plane to crash>

Synonyms heedless, incautious, mindless, unguarded, unsafe, unwary

Related Words bold, impetuous, rash, reckless; inattentive, unobservant; blithe, inconsiderate, thoughtless; absentminded, forgetful, unmindful; lax, neglectful, negligent, remiss; imprudent, indiscreet, injudicious; inadvertent, unintentional, unplanned

Near Antonyms attentive, chary, observant, vigilant, watchful; foresighted, forethoughtful, provident; calculating, scheming, shrewd; considerate, thoughtful

Antonyms alert, cautious, circumspect, gingerly, guarded, heedful, safe, wary

2 failing to give proper care and attention <a careless effort that made an unnecessary mess> — see negligent
3 having or showing a lack of concern or seriousness <a careless attitude toward schoolwork> — see carefree