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heedless

heed·less

heedless

pronunciation:
hid lihs
part of speech: adjective
definition: careless or reckless.
He was heedless of the risks.
synonyms:
careless, incautious, oblivious, reckless, regardless, unmindful
antonyms:
careful, cautious, heedful, mindful, wary
similar words:
blind, deaf, inattentive, mindless, rash, thoughtless
derivations: heedlessly (adv.), heedlessness (n.)