Juvenility

1. (n.) Youthfulness; adolescence.

2. (n.) The manners or character of youth; immaturity.

Thesaurus Entries

adolescence, bloom, budtime, early years, florescence, flowering time, greenness, jeunesse, juvenescence, my burning youth, my green age, prime of life, puberty, pubescence, salad days, seedtime of life, spring, springtide, springtime, springtime of life, tender age, tenderness, young blood, youngness, youth, youthfulness, youthhead, youthhood, youthiness