The binding of the xenide is expected to be higher than the argide or kryptide because the polarizability is larger and therefore the magnitude of charge induced dipole interaction as well.

“Now,” he cried, “what does it feel like to know you're the son of this whoresome monk and the village harlot?” I watched Bruno's face. It was as white as the marble face of the jeweled Madonna. He did not speak.

Elizabeth took up some needlework, and was sufficiently amused in attending to what passed between Darcy and his companion. The perpetual commendations of the lady, either on his handwriting, or on the evenness of his lines, or on the length of his letter, with the perfect unconcern with which her praises were received, formed a curious dialogue, and was exactly in union with her opinion of each.

...it seemed as if the traders had occupied with nests, bearing the same proportion to the building, every buttress and coign of vantage, as the martlet in Macbeth’s Castle.