The spelling of the word "more shooin" can be explained using the International Phonetic Alphabet (IPA). The word is pronounced as /mɔːr ʃuːɪn/. This means that the first syllable "more" is pronounced with a long "o" sound followed by a silent "e". The second syllable "shooin" is pronounced with a "sh" sound followed by a double "o" sound and an "in" sound. While the spelling may appear unconventional, the pronunciation is clear and concise.