There are a couple of things that could happen if your betta has a bump on it's chin. It could have a growth that is not normal.
I would see a doctor.
A Pea sized bump on the back of an infant is called a hospital visit. Good luck.
whart means like a little bump on your head or chin
Herpes Zougust
It's probably an abcess especilly if it is in the ear/chin/dewlap area. See a vet.
the point at the center of the curved part of your jawbone (tip of the chin)
A quarter size is smaller than a half. Also, the bow will be smaller on the quarter. Line the two violins back to back and see which one is longer. The longer one is the half.
I have no idea what could be wrong with you hon. But you need to see your doctor and get a referral to a ear, nose and throat specalist who deal with your kind of problem. Good luck.
A round quarter size bump on top of a child's head could indicate a cyst. Cysts are not painful and are common in children in the head region.
That is where the male frogs puff up their chin to do a mating call.
The wobbly bump under the chin, known as a "double chin," is caused by excess fat accumulation. To reduce it, a combination of regular exercise and a balanced diet can be effective. Engaging in exercises that target the neck and chin area can help strengthen the muscles there and reduce the appearance of a double chin. Additionally, maintaining a healthy eating regimen can aid in overall weight loss. The double chin removal wand is a non-invasive option that may help, but it's advisable to consult with a healthcare professional before using it to ensure it's the right choice for your specific needs.