भवत(Bhavat) forms are usually used to describe the respect, without saying you/your we use bhavan as a substitute for second person and these are the declensions of second person.You is generally used with friends or person who is very close to you, sometimes we can see that arjuna refers to lord krishna as you(tvam) and also in many songs we refer to god as tumhare. o palanhare nirgun aur nyaare tumhare bin humra konon nahi hamri uljhan samjhao bhagvan