post-obit in British English
(pəʊstˈəʊbɪt, -ˈɒbɪt) mainly law
noun1. Also called: post-obit bond a bond given by a borrower, payable after the death of a specified person, esp one given to a moneylender by an expectant heir promising to repay when his or her interest falls into possession
adjective2. taking effect after death
Word origin
C18: from Latin
post obitum after death