The spelling of the word "Pathalan" can be explained through its phonetic transcription in the International Phonetic Alphabet (IPA). The word is pronounced as /pəˈtʰɑːlən/. The first syllable "pa" is pronounced with an unstressed "ə" sound and the second syllable "tha" is pronounced with an aspirated "tʰ" followed by an "ɑː" sound. The last syllable "lan" is pronounced with an unstressed "ən" sound. Overall, the correct spelling of the word is essential in ensuring accurate communication in both written and spoken language.