Rash"ness, n.
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.
© Webster 1913.