pubescent
adjective
UK/pjuːˈbes.ᵊnt/
US/pjuːˈbes.ᵊnt/
Definitions of pubescent adjective
Relating to or being in the stage of life when a child develops into an adult and becomes capable of reproduction.
These pubescent teenagers are undergoing rapid physical changes.
The pubescent girl started to take an interest in makeup and fashion.
Emotional fluctuations are very common during the pubescent years.