thanks for your query
Bumps on your tongue other than normal taste buds
may be a cause for concern at first. However, there are many different causes for abnormal bumps to form on your tongue, many of which are completely harmless.
there are many things that can make your tongue to become sore or cause painful bumps to form---
Trauma. Accidentally biting your tongue or Smoking
excessively can irritate your tongue and make it sore.
.Enlarged papillae can form a painful bump on your tongue.
Most bumps on the tongue clear up on their own, but your doctor may recommend surgical removal of a bump if your ability to eat or swallow is adversely affected. Medications to fight infection can also be prescribed by your doctor in the case of open tongue sores. You should Practicing proper dental hygiene