Bony buck teeth are generally not preventable.
Bony buck teeth have more reasons, mainly related to congenital factors and acquired factors, if congenital bone buck teeth are considered to be related to genetic factors, it is a common dental and maxillofacial deformity, generally can not be prevented, there is a clear tendency of family heredity.
If the bone buck teeth are caused by acquired factors, it is not very good to prevent, can only pay attention to the usual habits, do not often lick the teeth, if the usual improper use of musical instruments may also lead to overdevelopment of the upper and lower jaws, the emergence of such a symptom.
If you have bony buck teeth, you need to know whether it is caused by congenital factors or acquired development, and then treat the symptoms.