if at first you don't succeed
if at first you don't succeed, try try again
sticktoitiveness
onward
persistently
persistingly
persistiveness
keep on truckin'
persisting
longevity
persevere
live to fight another day
perseverantly
perdurance
press on
endure
hold
sedulity
perseverating
leg
push on
walk out
jog on
inveteracy
plug away
perseveringly
ident
continuativeness
retentivity
steadily
intensive
unflinching
keep it up
dogged
when one's ship comes in
live
soldier on
stay hungry
march
hounding
tick on
until hell freezes over
at this rate
patient
continuance
follow up
persistence
running
vital
persevering
retainable
steadiness
run
slow
stickability
nonperseverance
chevy
hold good
preservable
on
stick
successfully
lasting
keep it moving
transtemporal
sticktoitive
do well
plug
stay the distance
last
preserval
handle
keep going
soldier
sustain
lastingly
persistable
stick fat
obstinate
succeed
firm up
hold onto
toehold
steadying
sustainedly
restant
stay
perseverate
come
bat a thousand
hold down
relict
get ahead
tick past
ambitiousness
ambition
strike while the iron is hot