blow up	explode
break down	stop working (a machine)
burn down	burn completely
call back	return a phone call
clear up	become clear
close down	stop operating
come about	happen
come along	come with, accompany
come back	return
come in	enter
come off	become unattached
come out	appear
come up	arise
dress up	wear special clothes
drop in	visit by surprise
drop out	quit
eat out	eat in a restaurant
empty out	empty completely
find out	learn information
follow through	complete
fool around	act playful
get ahead	make progress, succeed
get along	have a good relationship
get back	return
get by	survive
get through	finish
get together	meet
get up	get out of bed
give up	quit
go on	continue
grow up	become an adult
hang up	end a phone call
keep away	stay at a distance
keep on	continue
keep out	not enter
keep up	go as fast
lie down	recline
light up	illuminate
look out	be careful
make up	end a disagreement, reconcile
play around	have fan
run out	not have enough
set out	begin a project
show up	appear
sign up	register
sit down	take a seat
slip up	make a mistake
stand up	rise
start over	start again
stay up	remain awake
straighten up	make neat
take off	depart (a plane)
turn up	appear
wake up	stop sleeping
watch out	be careful
work out	be resolved/exercise