test run

dress rehearsal tryout

bench test combat rehearsal dummy run kriegspiel maneuver maneuvers practical test practice exercise practice run rehearsal road test run through test performance trial trial run war game

effort examination experiment investigation probation struggle testing

analysis assay attempt audition check crack endeavor essay experience experimentation fling go hassle lick proof shakedown shot showcase stab striving try tryout undertaking venture whack workout

R and D dry run research and development trial and error trial run