"Avelizin" is a word that is difficult to spell due to its uncommon pronunciation. In IPA phonetic transcription, it would be spelled as /ævəlɪzɪn/. The first syllable is pronounced with a short "a" sound followed by a schwa sound. The second syllable is pronounced with a long "i" sound and a "z" sound. The last syllable is pronounced with a short "i" sound and an "n" sound. While the spelling may seem intimidating, breaking it down into its individual sounds can make it easier to pronounce and spell correctly.