Princessian

Every habitue of the Princess’s knows that one of the distinguishing features of the season is the annual benefit of the lessee, at which time some novelty is always brought forth on a scale of Princessian magnificence, and from which period it will date its long career of success.

Source: wiktionary

After that they marched down to the office of Kincaid & Vestor, where they redeemed their note, June handing out the two silver dollars with a princessian air.

Source: wiktionary

Poor [Oliver] Hoare and wife got 300-some harassment calls from the Princess [Diana], many of them traceable to her digs at Kensington Palace, some pay phones near the palace, her car phone and her sister’s non-palace. Hoare’s crime, he says, was trying to be a friend to both Di and Charlie Big Ears [Prince Charles] during their separation and offering Di the occasional smaller ear for her Princessian frustrations.

Source: wiktionary

Egyptian princesses were buried with sacred bulls to promote princessian fertility.

Source: wiktionary