septuagenarian Antonyms

young population teenage teen pappoose minor little kid juvenile juvenescent juvenal junior infantine infantile infant young youngish youth in the early part of life in one's salad days in the springtime of life girllike kiddish fresh-faced boylike fledgling young person spring chicken young man teenager youthful inexperienced immature child children callow budding bubby boyishly boyish boyhood blossoming blooming babyish baby ageless childe childish childlike growing green