a corps perdu
all to pieces
carelessly
deliriously
demonically
desperately
distractedly
extravagantly
fanatically
fiercely
frantically
frenetically
frenziedly
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 blazes
like crazy
like fury
like mad
like one possessed
madly
overeagerly
overenthusiastically
overzealously
precipitantly
precipitately
precipitously
rabidly
ramble-scramble
recklessly
rigorously
rudely
severely
slam-bang
slap-bang
mildly