adjective
Synonyms: careless 1, feckless, heedless, inadvertent, thoughtless, uncaring, unheeding, unrecking, unreflective, unthinking
Antonyms: reflective
adjective
Synonyms: careless 1, feckless, heedless, inadvertent, thoughtless, uncaring, unheeding, unrecking, unreflective, unthinking
Antonyms: reflective
Merriam Webster. Collegiate thesaurus English vocabulary. Английский энциклопедический словарь тезаурус. 2003