*aubaine*

‖n. [ F., fr. aubain an alien, fr. L. alibi elsewhere. ] Succession to the goods of a stranger not naturalized. Littré. [ 1913 Webster ]

Droit d'aubaine the right, formerly possessed by the king of France, to all the personal property of which an alien died possessed. It was abolished in 1819. Bouvier. [ 1913 Webster ]