A govt servant after retirement gives money of Re.14 lakhs to his friend for monthly interest at 2018. The borrower gave an interest money of 2.05,000/- (two lakhs five thousand only) and did not repay the principal amount till 2023.. Further the borrower gave a cheque of 6 lakhs which was dishonored by the bank very recently., What are the legal remedies available for the Retd.Govt servant to get back the principal amount.?