recklessness Definition

reckless
adj

1. Said of a person: very careless; heedless of the consequences of their actions or behaviour.

Thesaurus: irresponsible, negligent, imprudent, careless, foolhardy, thoughtless, hasty, unthinking; Antonym: calculating, careful.
2. Said of an action or behaviour: careless, especially wilfully so; done without consideration of the consequences.

Thesaurus: irresponsible, imprudent, careless, foolhardy, thoughtless, hare-brained, madcap, daredevil, hasty, precipitate, unthinking, headlong;

Derivative: recklessly
adverb

Derivative: recklessness
noun

Etymology: Anglo-Saxon recceleas.