It is a help when tracing your family history to know something about the origin of and evolution of Irish names and particularly how names have changed over the centuries.
Repayment mortgage. With repayment mortgages you pay the interest and part of the capital off every month. At the end of the term, typically 25 years, you should manage to have paid it all off and own your home.
The structure of a mortgage is essentially how much of your monthly payment goes toward paying principal and how much goes toward interest. The structure of your mortgage determines how long it will take to pay off your loan, and establishes how expensive it will be to finance your home.