pubescent

adjective

1. (of animals especially human beings) having arrived at the onset of puberty (the age at which sex glands become functional) but not yet fully mature

- the budding breasts of a pubescent girl and the downy chin of pubescent boy

Similar word(s): immature

2. covered with fine soft hairs or down

Similar word(s): haired, hairy, hirsute, downy, puberulent, sericeous

noun

1. An individual who is going through puberty.