plural of Will
"The lawyer filed several wills to ensure all family members received their inheritance according to the deceased's wishes."
Third-person singular simple present indicative form of will
"She wills her entire fortune to charity upon her death."
In plain English: To will something means to decide very strongly that it should happen, even if you have no control over whether it actually does.
"The lawyer read her wills aloud to make sure they were correct."
A patronymic surname, "son of Will".
"The local historian explained that many families in the village took their name simply because they were sons of a man named Will."
From Will + -s (patronymic suffix).