If any registrar do not support or try to Grab/Take the Domain name.... what is the safest and cheap way to sort out the problem ? any Priavate Body or any specific Company name anyone know who can help in this type of matter...

Nirav, can you please read forum descriptions before you post. And just a word of caution, I am sure Bhavin has given you instructions on how not to get a certain word censored again ;)