a corps perdu all to pieces carelessly demonically desperately fanatically fiercely frantically frenetically furiously happen what may hastily head over heels headfirst headforemost headlong heedlessly heels over head helter-skelter holus-bolus hotheadedly hotly hurriedly hurry-scurry impetuously like a flash like a shot like a streak like blazes like crazy like fury like greased lightning like lightning like one possessed like sin like sixty madly overeagerly overenthusiastically overzealously precipitantly precipitately precipitously ramble-scramble recklessly rigorously severely slam-bang slap-bang slapdash uncontrollably vehemently venomously violently virulently wantonly wildly with a vengeance