altess

noun

1. (archaic, uncommon)Highness.

   “A Swediſh Ambaſſador named Chriſtian Bond arrived here near the ſame time, and was in great ſtate received according to the Amplitude of his Highneſs, and Rolt a Bed-chamberman of this Alteſs was ſent reciprocally to the King of Sweden, but was near quitting the Coſt of his journey by a terrible ſtorm.”

   “100. Sir Henry Wotton sending a letter to his maᵗʸ from Venice, related how the Prince of Conde sued for the title of Altess from the Synode of Venice, which was refused ; […]”

   “She is going to be true and loyal to him against all the forces of the globe, if necessary, and he is going to be proud of her to the death. That is why I love her, Altess. She may be a duchess, and a great lady, but she is something better than that besides.”

   ““I have seen Mymms, your Altess,” he said.”

   “You will doubtless find it necessary to send these Papers to his Altess the Prince de Potemkin, to obtain positive Orders to preventing any too hasty Step.”