The spelling of the word "Murphie" can be explained using the International Phonetic Alphabet (IPA). The correct spelling would be "Murphy", with the /f/ sound being represented by the letter 'ph'. The 'ie' at the end of the incorrect spelling has no phonetic basis and is likely a misspelling. The correct pronunciation in IPA would be /ˈmɜːrfi/, with the stress on the first syllable. It's important to use correct spelling when communicating in written English to avoid confusion and misunderstanding.