get away,
get out,
run away,
run off,
break out,
break free,
get free,
break loose,
make a break for it,
bolt,
clear out,
flee,
fly,
take flight,
make off,
take off,
decamp,
abscond,
take to one's heels,
make a/one's escape,
make good one's escape,
make a/one's getaway,
beat a (hasty) retreat,
show a clean pair of heels,
run for it,
make a run for it;
disappear,
vanish,
slip away,
steal away,
sneak away;
get out of someone's clutches;
informalbust,
do a bunk,
do a moonlight flit,
cut and run,
skedaddle,
skip,
head for the hills,
do a disappearing/vanishing act,
fly the coop,
take French leave,
scarper,
vamoose,
hightail it,
leg it;
informaldo a runner,
hook it;
informaltake a powder,
go on the lam
"he had escaped from prison"