juvenescence

/ ˌdʒuːvɪˈnɛsəns /

noun

1. youth or immaturity
2. the act or process of growing from childhood to youth
3. restoration of youth; rejuvenation

Example Sentences

We are glad they have picked up something during their prolonged juvenescence.

From Project Gutenberg

The experience thus gained cost me the bloom of youth; yet I would not exchange it for a life of everlasting juvenescence.

From Project Gutenberg