Apanage

.
land or some other source of revenue -ssigned for the maintenance of a member of the family of a ruling house.
whatever belongs rightfully or appropriately to one’s rank or station in life.
a natural or necessary accompaniment; adjunct.
historical examples

thus the kings in granting a duchy or countship as an apanage to their brothers or sons used the phrase in comitatum et baroniam.
encyclopaedia britannica, 11th edition, volume 3, part 1, slice 3 various

these islands, which lie at a little distance south of j-pan, had for centuries been regarded as an apanage of the satsuma fief.
encyclopaedia britannica, 11th edition, volume 15, slice 3 various

khazaria became the apanage of his eldest son, and the centre of government amongst the eastern subjects of the hun .
encyclopaedia britannica, 11th edition, volume 15, slice 7 various

his ill-gotten kingdom became 317 an apanage of the mongol empire.
encyclopaedia britannica, 11th edition, volume 15, slice 3 various

pause of an awful nature:—but fleury does not hasten with the apanage, as promised.
history of friedrich ii. of prussia, volume v. (of xxi.) thomas carlyle

thenceforward it was held as an apanage of the french crown, usually by a member of the royal family closely related to the king.
encyclopaedia britannica, 11th edition, volume 3, slice 6 various

meanwhile he had his own apanage, “landgraf” by rank he too; and had troubles enough with that of itself.
history of friedrich ii. of prussia, vol, ii. (of xxi.) thomas carlyle

noun
a variant spelling of appanage
noun
land or other provision granted by a king for the support of a member of the royal family, esp a younger son
a natural or customary accompaniment or perquisite, as to a job or position
n.

see appanage.
n.

c.1600, from french apanage (13c.), from apaner “to endow with means of subsistence,” from medieval latin appanare “equip with bread,” from ad- “to” (see ad-) + panis “bread” (see food). originally, provisions made for younger children of royalty. the double -p- restored in french 15c.-16c., in english 17c.