A nipple is a nipple, simple as that. The sometimes darker // pinker skin around the nipple is called the aureole.
Areola
The plural of areola is areolae or areolas. Both are acceptable.
Having, consisting of, or covered with scabs.Affected with scab or scabies.Informal. Contemptible; vile: scabby greedRead more: scabbyhope it helps!
It is called the areola.
The ring around the nipple is called the areola. It is the pigmented area surrounding the nipple on the breast.
The average areola size of a fully grown woman is said to be around 1.5 inches to 2 inches. But all women are different, and I guess it depends a lot on your genetics. There are women out there with huge areolas and women with tiny areolas. Variation is what makes the human race so interesting and it makes every single person individualistic.
Areoli. it usually is darkened when your pregnant.
Scurrilous is making or spreading scandalous claims about someone with the intention of damaging their reputation. Scabby would fit the best.
It is a possibly, but there are no reported cases of it in horses.
scabby clothes
I don't think scabby stuff is a normal part of a guinea pig's coat. You should get it checked out by a vet unless it is just scratchy fur.