The spelling of "Arvil Supper" may seem a bit puzzling at first glance, but it can be broken down using the International Phonetic Alphabet. "Arvil" is pronounced as /ˈɑːrvɪl/, with the first syllable pronounced like "car" without the "c" and the second syllable pronounced like "vil" rhyming with "fill." "Supper" is pronounced as /ˈsʌpər/, with the "u" pronounced like the "u" in "but" and the final syllable pronounced like "per" rhyming with "her." With these pronunciations in mind, the spelling of "Arvil Supper" becomes more straightforward.