oldskool
ye olde
archaistically
dusty
retrostyled
oldfangled
dootsie
obsolete
superannuated
outdated
out-of-date
archaically
vintagey
lo-fi
retro
antiquely
archaistic
standpat
unprogressive
fusty
nonprogressive
antiquated
démodé
hyperarchaic
Jurassic
old timey
everything old is new again
archaism
rococo
archaizer
passé
dinosaurish
out of the ark
outdate
quaintly
archaicity
archaicness
moss-grown
old-fashionedly
superancient
medieval
old-time
archaic
antiquate
antiquize
antiquify
vieux jeu
antique
out of date
old-fashionedness