Class B Deficiency Amount is defined in Section 4.1(b).
Principal Deficiency Amount For any Distribution Date and for any Undercollateralized Group, the excess, if any, of the aggregate Class Certificate Principal Balance of such Undercollateralized Group immediately prior to such Distribution Date over the sum of the Principal Balances of the Mortgage Loans in the related Loan Group immediately prior to such Distribution Date.
Class C Deficiency Amount is defined in Section 4.1(c).
Class A Deficiency Amount is defined in Section 4.1(a).
Original Class B Principal Balance The sum of the Original Class B-1 Principal Balance, Original Class B-2 Principal Balance, Original Class B-3 Principal Balance, Original Class B-4 Principal Balance, Original Class B-5 Principal Balance and Original Class B-6 Principal Balance, as set forth in Section 11.14.