1 accredit, commission, empower, enable, entitle, give authority
2 accredit, allow, approve, confirm, countenance, give a blank cheque to, give authority for, give leave, give the green light for, license, permit, ratify, sanction, vouch for, warrant
Antonyms
ban, debar, disallow, exclude, forbid, outlaw, preclude, prohibit, proscribe, rule out, veto