Lanechanges

1 clue
They require signals
Similar answers:
Airplanecaptain
Airplanecrew
Andchangeshim
Bigchangesin
Bookofchanges
Changes
Changesattire
Changeshape
Changeshismind
Changesonesmind
Changesonestune
Changespartners
Changesthelox
Changestherules
Changestheworld
Chchchchchanges
Costumechanges
Endlesschanges
Exchanges
Exchangestudent