The phrase "in propria" is typically pronounced with the following IPA transcription: ɪn ˈprəʊprɪə. The letter "i" in "in" is pronounced as the short "ih" sound, while "propria" is pronounced with a stressed "oh" sound followed by the "pree-uh" sound. The word is commonly misspelled as "in properia" or "in propera", but it is important to note that the correct spelling is "in propria", which means "in their own right" or "in person".