full-blown Antonyms

as old as time raw puerile partial minor little juvenile jejune infantile inexperienced rudimentary unformed as old as the sea as old as Adam wet behind the ears undeveloped youthful youngish young unsophisticated unripe incomplete incipient immature backward babyish babish authentic archaic antique antiquated antediluvian ancient basic bosky green foliate embryonal crude compact circumscribed childish callow brief adolescent