Dictionary.com
Thesaurus.com

excussio

American  
[ek-skuhsh-ee-oh] / ɛkˈskʌʃ iˌoʊ /

noun

Civil Law.
  1. the exhausting of every remedy against a principal debtor before proceeding against a surety.


Etymology

Origin of excussio

< Late Latin excussiō. See excuss, -ion