Yes, but the effect will be temporary.
Absolutely not. Only puberty can do that or surgery.
There is nothing unusual about one nipple being bigger than the other, and the condition has no medical name.
Any noticeable change in the nipple area should be checked by a doctor.
There is no way unless they get bigger when you are pregnant or breastfeed.
People aren't perfectly symmetrical, nothing to worry about. If it really bugs you you can have cosmetic tattooing done to make them look more similar.
Yes, after extended use, nipple suction does make the enlargement and elongation permanent: the nipple will not stay erect, but will stay out and function like a normal nipple--enlarging when stimulated.
If her nipples are getting bigger then chances are she's on heat.
To make a simple fake nipple piercing, you need to obtain a nipple ring and bend the ring with pliers so that the ring looks like a U shape which you can then apply to your nipple and adjust to your own needs.
Remove the nipple and put as much black power in the space under the nipple as you can, and put the nipple back and fire it . Then repeat! Next time fire the grease out with with a cap BEFORE you load it!!! They make CO2 removers to and screws that screw into the bullet. The bad part is the bullet will get bigger and harder to remove!!
Stimulate it.
Nipple stimulation also stimulates the production of oxytocin, which can lead to dilation.