gives the green light
- approvesFormally accepts or endorses
- authorizesOfficially allows something
- permitsGrants formal authorization
- okaysInformally approves
- sanctionsPunitive international restrictions
clears · greenlights · signals · thumbs up · nods · rubber stamps · blessing · consent · go-ahead · permission · launch · proceed · start · traffic light · crossing · intersection · director · film set
progress/momentum
gives the green lightputs the brakes on
stops · halts · pulls the plug · shelves · suspends
encouragement/support
gives the green lightdiscourages
Lessens motivation to act
puts the brakes on · throws cold water on · pours cold water on