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thoughtless

thought·less

thoughtless

 
pronunciation:
thawt lihs
features:
Word Combinations (adjective), Word Explorer, Word Parts
part of speech: adjective
definition 1: not thinking adequately or enough; careless; reckless.
The thoughtless driver pulled into the traffic without looking.
synonyms:
careless, heedless, negligent, rash, reckless
antonyms:
careful, thoughtful
similar words:
foolhardy, foolish, ill-considered, impetuous, imprudent, oblivious, precipitate, remiss, unmindful, unwise
definition 2: marked by lack of thought or foresight.
I could have done so much better on the test if I hadn't made some thoughtless mistakes.
synonyms:
inattentive, unreflective, unthinking
antonyms:
thoughtful
similar words:
asinine, careless, dumb, glib, imprudent, neglectful, shallow, stupid, unobservant, vacant, vacuous
definition 3: inconsiderate.
His sister was somewhat hurt by his thoughtless remark.
synonyms:
inattentive, inconsiderate, insensitive
antonyms:
careful, considerate, thoughtful
similar words:
careless, discourteous, impolite, oblivious, rude, tactless, unmindful
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derivations: thoughtlessly (adv.), thoughtlessness (n.)
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  care, thought
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