The spelling of the word "Hurhai" can be explained using the International Phonetic Alphabet (IPA). In this word, the first syllable is pronounced as "hər" with the schwa sound at the beginning, followed by the consonant "h" and the vowel "ɑ". The second syllable is pronounced as "hai" with the vowel "a" and the diphthong "ɪ". Therefore, the spelling of "Hurhai" in IPA would be /hərˈhaɪ/. It is essential to know the IPA to accurately describe the pronunciation of words.