The word "Parth" refers to an ancient kingdom in what is now Iran. The spelling of the word is unusual and can be challenging to pronounce correctly. The IPA transcription of this word is /pɑːθ/, which indicates that the 'a' is pronounced as a long vowel sound, like in "car" or "art", and the 'th' is pronounced as a voiced 'th' sound, like in "the" or "those". With this information, you can confidently pronounce this word as "PAHR-th" and communicate effectively with others about the history and culture of Parthia.