Use "both principal and interest" in a sentence

1. Currency swap: In this kind of swapping, the cash flow between the two parties includes both principal and interest.

2. The term “Amortized Loan” refers to the type of loans that have a well-defined periodic payment schedule for both principal and interest

3. An Amortizing bond is a bond that pays both principal and interest through periodic payments while the bullet bond is a bond that pays interest through periodic payments and the principal amount at maturity through a single payment.