The spelling of the word "Parietine" can be explained using the IPA phonetic transcription system. The word is pronounced as "pærɪətiːn." It consists of four syllables with stress on the second one. The first syllable "par" has the same sound as "bar" or "car," the second syllable "i" is pronounced like the letter "e," the third syllable "et" is pronounced like "ate," and the final syllable "ine" sounds like "een." This spelling may be challenging for non-native English speakers, but it follows English pronunciation rules.