leave home
leave the nest
fly the nest
see the last of
prevent
fall away
lay off
desist
pull up
jib
bail out on
unmother
withdraw
come round
cut the cord
close up shop
butt out
cut off
fall out of love
put one's foot down on
put one's foot down upon
cop on
cease
leave someone high and dry
cheese
grow up
hang up one's spurs
take against
unfather
cut the umbilical cord
grow some skin
desolate
pull up the drawbridge
leave off
leave alone
abort
nark
interdict
put a block on
uncare
come to rest
pull the ladder up behind oneself
get off one's high horse
call it quits
call it a day
give someone a break
unaccept
unmanage
unhug
leave someone holding the bag