a will (▼正式にはone's last will and testament); 〔口頭の〕one's last words
administer [execute] a will
He willed a huge sum of money to the hospital.／He left a huge sum of money to the hospital in his will.
In accordance with the (express) wishes of the deceased, no funeral was held.
His last words to his wife were “Take good care of the children.”／On his deathbed he asked his wife to take good care of their children.
遺言者｜〔男〕a testator，〔女〕a testatrix
遺言状｜a will; one's last will and testament
have a lawyer 「draw up [prepare] one's will