What is the pea size lump on inner thigh?

With out looking at the lump, there are too many variable of what it can be. It can be something big as a cancer to extra tissue growth. You can google pictures and try to match what it may be. Here are some note, if it is hard, then it is not good, if it is soft then most likely safe; however, soft can become hard later if not taken care of. Normal skin color is good and red, pink, or blister are bad.