earldom

[ url-duh m ]

/ ˈɜrl dəm /

Also called earlship. the rank or title of an earl.

the territory or jurisdiction of an earl.

Origin of earldom

before 1150; Middle English erldom, Old English eorldōm. See earl, -dom,

Here stands an English Earl, who will defend his earldom and the lands of his King.

A Book of Golden Deeds |Charlotte M. Yonge
The point was not made quite clear, but I gathered that Conroy could have any kind of title that he liked, up to an earldom.

The Red Hand of Ulster |George A. Birmingham
He was styled Viscount Royston from 1754 till 1764, when he succeeded to the earldom.

Encyclopaedia Britannica, 11th Edition, Volume 12, Slice 8 |Various
While still very young (before 1045) he was appointed to the earldom of the East-Angles.

Encyclopaedia Britannica, 11th Edition, Volume 13, Slice 1 |Various

Besides, it was asked, why was not the Earldom given in the usual way to Con and his heirs male?

Ireland Under the Tudors, Vol. II (of 3) |Richard Bagwell

earldom

/ (ˈɜːldəm) /

the rank, title, or dignity of an earl or countess

the lands of an earl or countess