quickly

adverbs

with rapid movements
"he works quickly"
apace, chop-chop, quickly, rapidly, speedily
antonym
slowly
is derived from
quick
with little or no delay
"the rescue squad arrived promptly"; "come here, quick!"
promptly, quick, quickly
is derived from
quick
without taking pains
"he looked cursorily through the magazine"
cursorily, quickly
is derived from
quick