accepted admitted affirmed allowed approved authenticated avowed being done certified comme il faut conceded confessed confirmed conformable conventional correct countersigned customary de rigueur decent decorous endorsed established fixed folk formal granted hallowed handed down heroic hoary immemorial inveterate legendary long-established long-standing meet mythological notarized of long standing of the folk oral orthodox prescriptive professed proper ratified received recognized right rooted sealed seemly signed stamped sworn and affirmed sworn to time-honored traditional tried and true true-blue understood underwritten unwritten validated venerable warranted worshipful