Home › Words › U › unprincelinessunprincelinessunprinceliness means quality of being unprincely.Among words judged in Lexicurio's Arena, unprinceliness ranks #42,642 of 42,749 for Qualifying.EtymologyFrom unprincely + -ness.nounQuality of being unprincely.Definitions & examples from Wiktionary (CC BY-SA 3.0).