honorable
honourable
reputable
accepted
acknowledged
admitted
age-old
august
awe-inspiring
awesome
awful
conformable
consuetudinary
conventional
current
customary
dreadful
established
estimable
everyday
familiar
fixed
folk
generally accepted
habitual
hallowed
handed down
heroic
hoary
honored
immemorial
inveterate
legendary
long-established
long-standing
mythological
normal
obtaining
of long standing
of the folk
oral
ordinary
popular
prescribed
prescriptive
prevalent
received
recognized
regular
regulation
respected
revered
Napoleonic
Sufi
alchemical
antiquated
arcane
bygone
constitutional
courtly
feudal
invariable
monarchical
monastic
patriarchal
scriptural
shamanic
time-honoured
time-tested
time-worn
well-established