Xenon difluoride (current) SMN1 Emperor of the French Compound noun, adjective and verb William T. G. Morton Kenneth Rogoff CMA-ES Richard Burchett Gulf of Gaeta Cala Homes Vincent (opera) Albarregas Roman bridge Affective science Patrick Duffy Constitutional law Dark star (dark matter) Prince of Wales Octahedron (album) The Ed Sullivan Show RPS6KA1 Terracotta Hudson Valley