The word "PIDIE" is an Indonesian district located in the province of Aceh. Its correct pronunciation is /'piːdi/. The letter "I" in "PIDIE" is pronounced as a long vowel sound /iː/. The letter "E" at the end of the word is not pronounced, and it only serves to indicate that the letter "I" is pronounced as a long sound. In summary, the correct spelling of the word "PIDIE" is represented by the IPA phonetic transcription /'piːdi/, and it should be pronounced with a long vowel sound for the letter "I" and a silent "E" at the end.