Boy Enlarged penis and testicles Facial hair Deepening of voice Girls Breasts Periods Boys and Girls Pubic and underarm hair Acne Mood swings Early growth spurt Most children
[cincinnatichildrens.org]
For males, these signs can be enlargement of the testes, pubic, underarm, or facial hair growth, rapid height growth, deepening of the voice, acne, and "mature" body odor.
[pamf.org]
Early puberty in boys may cause: Deepening voice Facial, pubic and underarm hair Enlargement of the penis and testicles.
[my.clevelandclinic.org]