AWOL
French leave
abandonment
absence without leave
absquatulation
bolt
decampment
departure
desertion
disappearance
disappearing act
egress
elopement
escape
evacuation
exit
exodus
flight
fugitation
getaway
going
hasty retreat
leaving
parting
passing
quick exit
removal
retirement
retreat
running away
scramming
skedaddle
skedaddling
walkout
withdrawal
bethink
hanky-panky
hogwash
moonshiner
none
price!!
pund
starshine
wand'ring