The spelling of the word "Kittleson" is based on the English language's rules on grammar and phonetics. The pronunciation of the word is /ˈkɪtəlsən/, where the first syllable is pronounced as the short i sound, followed by the long e sound, and then t, l, and s sounds. The final syllable is pronounced as -son, with a silent e. By following these rules, we can confidently spell and pronounce the name "Kittleson" correctly.