The spelling of the word "Mallin" is quite straightforward when using IPA phonetic transcription. The first syllable is pronounced as "mæl", with a short "a" sound. The second syllable is pronounced as "ɪn", with a short "i" sound. Therefore, the spelling of "Mallin" reflects its pronunciation accurately. It is important to use phonetic transcription to ensure that words are spelled correctly, especially for those learning English as a second language.