arbitrator, determiner, gatekeeper, upholder, expositor, guidepost, exemplar, supreme, arbitral, handmaiden, adjudicator, barometer, vox populi, sensibleness, overseer, mediator, interlocutor, litmus test, timekeeper, guarantor, determinant, adjudicatory, enforcer, protector, embodiment, hegemon, conciliator, determinations, peacemaker, authority, solomonic, judicature, lawgiver, yardstick, dictates, chronicler, arbitration, certifier, jurisconsult, watcher, unifier, caprice, touchstone, plaything, steward, pragmatist, kingmaker, watchdog, meddler, executioner, codifier, superego, reasonability, personification, appointee, primus inter pares, apotheosis, guardian, tzar, observer, executor, correctness, ipse dixit, cassation, judgments, purveyor, indicator, trier, superpower, paragon, primacy, qadi, disputants, judiciousness, jural, summum bonum, poobah, handmaid, victor, protectorate, legitimating, deference, stultification, sine qua non, textualist, legalist, instigator, valuator, provocateur, incarnate, iconoclast, prognosticator, ethnocracy, prejudgments, predictor, rubber stamp, commissar, desideratum, whipping boy, overlord, epitome, holy writ, arbiters, umpire, referee, custodian, guarantors, criterion, precondition, safeguard, credential, intermediary, standard, depository

third party

., arbitrament, arbitration, arbitrement, last, submission

expert, go-between, intermediator

supreme authority