What is another word for "adult"?

Roget's Thesaurus (1911) lists these synonyms for "adult": adolescence, adolescent, adultness, age, assume, attain, chicken, come, cut, discretion, estate, flower, full, grown, have, life, majority, man, manhood, manly, marriageable, matronly, mature, maturity, meridian, middle-aged, mild, nubile, out, prime, pubescence, pubescent, ripe, sown, spring, teens, the, toga, virile, virility.