freestyle
improvisationally
improvisable
mix it up
improvisation
jury-rigged
extemporize
practically
clatch
viability
walk through
crutch
herostratically
hand and foot
easy thing
improvisatorially
paint by numbers
improvisatorily
by the numbers
however
manipulably
move heaven and earth
possible
improvidently
improvisatorial
feasibly
neaten
amatorily
make it up as one goes along
amateurishly
straggle
ad hoc
inadvisably
make-do
exhaustify
improvisational
concretively
expediently
combinably
efficaciously
effectually
semiautomatically
extraspecifically
imaginably
noodly
trick
qualifiably
placably
palatably
execrably