Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

Thesaurus

careful

adjective

Synonyms and Antonyms of careful

  1. 1 having or showing a close attentiveness to avoiding danger or trouble <careful drivers slow down on slick or icy roadways> Synonyms alert, cautious, chary, circumspect, conservative, considerate, gingerly, guarded, heedful, safe, wary Related Words advertent, attentive, awake, observant, regardful, vigilant, watchful; hypercautious; foresighted, foresightful, forethoughtful, provident, thoughtful; cagey (also cagy), calculating, canny, shrewd; deliberate, slow; ultracareful, ultracautious Near Antonyms bold, brash, impetuous, rash, reckless, venturesome; asleep, inattentive, regardless; inconsiderate, thoughtless; lax, neglectful, negligent, remiss; imprudent, indiscreet, injudicious; absentminded, forgetful; inadvertent, unintentional, unplanned Antonyms careless, heedless, incautious, unguarded, unmindful, unsafe, unwary

  2. 2 taking, showing, or involving great care and effort <that furniture maker was known to be a most careful worker, so his output was small> Synonyms painstaking, conscientious, fussy, loving, meticulous, scrupulousRelated Words assiduous, diligent, indefatigable, persevering, sedulous; exhaustive, thorough, thoroughgoing; alert, attentive, observant, vigilant, watchful; accurate, exact, precise, strict; critical, demanding, discriminating, exacting, fastidious, finicky, particular; cautious, chary, circumspect, gingerly, guarded, heedful, mindful, wary; deliberate, plodding, slow; studied, thoughtful; all-out, determined, dogged, intensive, patient, tenacious, tireless, zealousNear Antonyms cursory, halfhearted; heedless, inattentive, incautious, mindless, regardless, unguarded, unsafe, unwary; lax, neglectful, negligent, slipshod, sloppy, slovenly; imprecise; inaccurate, uncritical, undemanding, undiscriminating; bold, impetuous, rash, reckless; apathetic, indifferent, lackadaisical, lazy, lazyishAntonyms careless




Learn More about careful


Seen and Heard

What made you want to look up careful? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

to proceed clumsily or ineffectually

Get Word of the Day daily email!