one could do it in one's sleep
easy thing
make little of
lose no time
speedrun
at a canter
snatch
run off
whip through
make quick work of
standing on one's head
easy meat
rattle through
piss
dash down
quick
one-handed
like sixty
run and gun
hands down
easier
make it snappy
dispatch
zip
eathlins
exhaustify
in a walk
walk through
bang out
take one's time
trick
painstakingly
slopwork
hurry
lickety-split
soft snap
tripping
step on it
spam
dash off
possible
snell
piece of piss
whisk
comfortably
shake and bake
shoot off
painless
in a jiffy
drive-by
jot down
eath
slick
bada bing bada boom
prompt
breeze
lance
paint by numbers
expedite
quicksome
viable
rush in
quick-handed
grease
in good season
viability
jot
skate
on a plate
promptly
breeze through
do
make the dust fly
cinch
quickwittedly
doable
tidely
with one hand tied behind one's back
make a fist of
instant
snag
like taking candy from a baby
bosh
unchallenging
knock off
rush
speedy
ableness
facility
lead-pipe cinch
fastly
quicklike
pedetentously
handily
quickstep
deliberately
pronto
easify