Penis. Is what boys have down in front. Penis. Is the word though it seems blunt. All boys have a penis, so no matter what you've heard, remember that penis, is the proper word. Vulva. Is what girls have down below. Vulva, when shes naked it will show. All girls have a vulva, so no matter what you've heard, remember that vulva, is the proper word. Both boys and girls have breasts, each person recognizes. They're found upon our chests, and grow to different sizes. Our anus, is a useful thing ...