pubescent
/ˈpjuːbsənt/ or /ˈpjuːbsɛnt/Definitions
1. adjective
having or developing pubic hair, typically in late childhood or early adolescence.
“During puberty, children often experience pubescent changes.”
2. noun
a person who is in the stage of development marked by the appearance of pubic hair, typically between the ages of 10 and 14.
“The pubescent teenager went through a significant emotional change.”