thoughtless
WordReference English Thesaurus © 2025
Sense: Adjective: inconsiderate
Synonyms:
inconsiderate, disrespectful, discourteous, rude Collocations, impolite Collocations, ill-mannered, uncalled-for, ungracious
Sense: Adjective: careless
Synonyms:
careless Collocations, negligent, inattentive, indiscreet, neglectful, unmindful, reckless Collocations, imprudent, unwise, tactless, heedless, injudicious, ill-advised, ill-considered, rash Collocations, stupid Collocations, foolish Collocations
Antonyms:
thoughtful Collocations, caring Collocations, kind Collocations, loving Collocations, compassionate Collocations, polite Collocations, courteous, friendly Collocations, concerned Collocations, unselfish, neighborly, sociable Collocations, approachable, easygoing Collocations
Sense: Adjective: irrational
Synonyms:
irrational, senseless, witless, inept, undiscerning, unreasoning, unreasonable, flighty, empty-headed, emptyheaded, inane, barmy , nutty , loony , stupid Collocations, dim Collocations , thick Collocations , scatterbrained , dull Collocations, feebleminded, feeble-minded, lamebrained, lame-brained, brain-dead , foolish Collocations, dumb Collocations
Antonyms:
rational Collocations, reasoning, shrewd Collocations, cunning Collocations, pensive, meditative, level-headed, calculating, brainy, introspective, intellectual