go back to the drawing board
start over
wipe the slate clean
get around to
pull one's socks up
revert
renew
rethink
take on board
resile
recommence
redesign
reinitiate
rebegin
start with a clean sheet
switch off
finish out
restart
simmer
run back
resume
reinvent
drill
reorganize
reassume
pick up on
re-start
take it from the top
replan
regroup
rebuild
rock and roll
repitch
backpedal
build a better mousetrap
do over
can
mosey
recur
take the ball and run with it
come full circle
reboot
refan
break ground
unlaunch
reapproach
push against an open door
reentrain
start afresh
get the show on the road
rechew
pick up
jump-start
remasticate
unthink
jumpstart
reaspire
begin
go through with
follow out
reembark
pan out
reoperate
unquit
carry out
implement
get a jump on
click
put through
change horses in midstream
follow up
follow through
cut bait
turn the page
break new ground
look before one leaps
go ahead with
revivify
slip back
reexperience
retrigger