set something in motion
• start something moving or working.
• "the mobile of five clouds is set in motion by a little fan"
Similar:
start,
begin,
activate,
institute,
initiate,
launch,
get under way,
get going,
get in operation,
get working/functioning,
get off the ground,
start/get/set the ball rolling,
trigger off,
set off,
spark off,
generate,
cause,
bring about,
commence,
