RichThesaurus
lightningly
lightningly
synonyms
lightning fast
quick as a flash
in a flash
quick as a flash
lightning fast
exponentially
full tilt
briskly
forthright
apace
in the wink of an eye
smartly
chop-chop
toot suite
furiously
fastly
feverishly
precipitously
fast
quick
quickly
hell-for-leather
rapidly
pronto
lively
double-quick
presently
lickety-split
balls-out
right away
straight away
posthaste
speedily
swiftly
in short order
hurryingly
head over heels
nippily
hastily
hurriedly
soon
right now
hotfoot
glegly
forthwith
tidely
fleetly
right
promptly
quicksome
lightningly
definitions
adv
Extremely quickly.