- I(New American Roget's College Thesaurus)HastinessNouns1. rashness, temerity, incautiousness, imprudence, indiscretion, recklessness, folly; overconfidence, audacity, courage, sporting blood; precipitancy, precipitation, impetuosity, foolhardiness, heedlessness, thoughtlessness, neglect; desperation, quixoticism; defiance; gaming, gambling; blind bargain, leap in the dark, fool's paradise. See danger.2. desperado, hotspur, madcap, daredevil, fire-eater, bully, bravo, scapegrace, Don Quixote, adventurer; gambler, gamester; stunter, stuntman; speeder. Slang, speed demon, cowboy.Verbs — be rash, stick at nothing, play a desperate game, play with fire, walk on thin ice, go out of one's depth, ride for a fall, take a leap in the dark, buy a pig in a poke, tempt Providence, clutch at straws, lean on a broken reed; run the gauntlet; dare, risk, hazard, gamble, throw caution or discretion to the winds, daresay, throw one's cap over the windmill, take the bull by the horns; put all one's eggs in one basket. Slang, take a flyer, go for broke, burn some wheels.Adjectives — rash, daring, incautious, indiscreet, imprudent, improvident, temerarious, heedless, careless, reckless, giddy, wild; madcap, desperate, devil-may-care, hotblooded, hotheaded, headlong, headstrong, breakneck; foolhardy, harebrained, precipitate, overconfident, adventurous, venturesome, quixotic, free-and-easy; risky, hazardous. Informal, quick on the trigger, trigger-happy. Slang, halfassed.Adverbs — rashly, recklessly, etc.; hotfoot, headlong, posthaste, head over heels, headforemost; at all costs, at all hazards.Quotations — Take calculated risks. That is quite different from being rash (George S. Patton), Fortune sides with him who dares (Virgil), Boldness be my friend! Arm me, audacity (Shakespeare).II(Roget's IV) n.III(Roget's Thesaurus II) noun 1. Careless headlong action: haste, hastiness, hurriedness, precipitance, precipitancy, precipi-tateness, precipitation, rush. See CAREFUL. 2. Foolhardy boldness or disregard of danger: brashness, foolhardiness, incautiousness, recklessness, temerariousness, temerity. See CAREFUL.
English dictionary for students. 2013.