Set in motion (4)
'set in motion' is the definition.
(thesaurus)
This is all the clue.
(Other definitions for move that I've seen before include "Travel - propose" , "Go; change opinion" , "Change location" , "Change (house)" , "Proceed" .)
'set in motion' is the definition.
(synonyms)
This is all the clue.
(Other definitions for start up that I've seen before include "Begin" , "fresh concern" , "Initiation" , "Newly established business" , "Found" .)
'set in motion' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for trigger that I've seen before include "trip" , "Part of gun" , "make things happen" , "One pulled to fire" , "Gun firing device" .)
'set in motion' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for actuate that I've seen before include "trip?" , "Put into effect" , "Put into operation" , "Switch on" , "Trigger off, energise" .)
'set in motion' is the definition.
(synonyms)
This is the entire clue.
(Other definitions for launch that I've seen before include "Begin (a project)" , "Embark" , "Inaugurate" , "Set (a boat) afloat" , "Initiate; a boat" .)
(Other definitions for lead off that I've seen before include "Make a start" , "Initiate an action" , "Begin the dance" , "Begin, start" .)