The spelling of the word "McCurtis" can be explained using the International Phonetic Alphabet (IPA) transcription. The word is pronounced as /məˈkɜːrtɪs/. This means that the "Mc" at the beginning is pronounced as "mək" with a schwa sound. The following "C" is pronounced as "k". The stressed vowel in the word is "ɜː" followed by "r" and a final "tɪs" pronounced as "tis". Correct spelling is important to ensure proper communication and understanding.