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, ban, debar, disallow, exclude, forbid, outlaw, preclude, prohibit, proscribe, rule out, veto