wing it (?.)
- ad-lib
- be getting along
- buzz off
- come away
- cook up
- dash off
- depart
- do offhand
- exit
- extemporize
- fake
- gang along
- get along
- get away
- get off
- get on
- get under way
- go
- go along
- go away
- go off
- go on
- improvisate
- improvise
- jury-rig
- knock off
- lash up
- leave
- make up
- march off
- mosey
- move away
- move off
- move out
- play by ear
- pull out
- sashay
- sashay off
- scrap the plan
- stagger along
- strike off
- take flight
- take wing
- throw off
- throw together
- toddle along
- toss off
- toss out
- up and go
- vamp
- whip up
- whomp up