The present structure was erected subsequent to the extinction of the Jacobite rebellion.
Lord Stormont's family was Jacobite in its politics, and his second son James (c. 1690-1728), being apparently mixed up in some of the plots of the time, joined the court of the exiled Stuarts and in 1721 was created earl of Dunbar by James Edward, the Old Pretender.
He was educated at Loretto, Eton and Oriel College, Oxford, and in 1869 was restored by Act of Parliament to the barony of Balfour of Burleigh, to which he was entitled by his descent from the 5th baron, who was attainted after the Jacobite rebellion of 1715.
But the second syllable of the same word shows Syriac siding with Hebrew against Arabic. Again the primitive a of Arabic is in the older (Nestorian) pronunciation of Syriac maintained, while in Jacobite Syriac and in Hebrew it passes into o: thus Ar.