On account of acts and behaviour, O king, many other families came into existence in time. The names of those families have originated from the penances of those who have founded them. Good people use them.
कर्मतोऽन्यानि गोत्राणि समुत्पन्नानि पार्थिव। नामधेयानि तपसा तानि च ग्रहणं सताम्॥