RASHNESS

recklessness, foolhardiness, rashness

(noun) the trait of giving little thought to danger

heedlessness, mindlessness, rashness

(noun) the trait of acting rashly and without prudence

Source: WordNet® 3.1

Etymology

Noun

rashness (usually uncountable, plural rashnesses)

The quality of state of being rash; inconsiderate or presumptuous haste

Synonym: temerity

Source: Wiktionary

Rash"ness, n.

Definition: The quality of state of being rash. We offend . . . by rashness, which is an affirming or denying, before we have sufficiently informed ourselves. South.

Syn.

– Temerity; foolhardiness; precipitancy; precipitation; hastiness; indiscretion; heedlessness; inconsideration; carelessness. See Temerity.

Source: Webster’s Unabridged Dictionary 1913 Edition