testandi
/tɛsˈtændaɪ/Definitions
1. verb
To appoint or name a person to be in charge of the administration of an estate after one’s death.
“The testator decided to testandi his nephew to manage his vast inheritance.”
2. noun
A clause in a will or testament that appoints a person to be in charge of the administration of an estate.
“The testandi clause in his will specified his brother as the executor.”