Question

am·or·tize
 ( also Brit   am·or·tise) /ˈæmɚˌtaız, Brit əˈmɔːˌtaız/  verb  , -tiz·es, -tized, -tiz·ing [  + obj  ]
   business   : to pay money that is owed for something (such as a mortgage) by making regular payments over a long period of time
   amortize a debt/loan
  am·or·ti·za·tion ( also Brit   am·or·ti·sa·tion) /ˌæmɚtəˈzeıʃən, Brit æˌmɔːˌtaıˈzeıʃən/  noun   [  noncount  ]