— heedlessly , adv. — heedlessness , n.
/heed"lis/ , adj.
careless; thoughtless; unmindful: Heedless of the danger, he returned to the burning building to save his dog.
[ 1570-80; HEED + -LESS ]
Syn . oblivious, indifferent; negligent, uncaring, unconcerned.
Ant . cautious, mindful, heedful.