green–light

to give permission for or to approve of as soon as the project is green-lighted, we'll schedule a planning meeting Synonyms green-light, have, permit, sufferRelated Words authorize, commission, license (also licence); accede (to), acquiesce, agree (to), assent (to), consent (to), OK (or okay), warrant; accord, concede, grant, sanction, vouchsafe; admit, brook, condone, countenance, endure, support, tolerateNear Antonyms hinder, impede, obstruct; censure, disallow, disapprove, deny, interdict, refuse, reject, revoke, suppress, withhold; deplore, discountenance, disfavor, dislike, frown (at or on), grudge; check, curb, keep, repress, restrainAntonyms ban, enjoin, forbid, prohibit, proscribe, veto