Antonyms for careless
- adjective
Antonyms by meaning
- adj. · reckless
- prudent, solicitous, considerate, canny, reflective, meditative, sedulous
- adj. · heedless
- careful, cautious, mindful, scrupulous, studious, painstaking, fastidious, meticulous, provident, ruminative
- adj.
- heedful, chary, overcautious, hypercautious