The spelling of the word "most suppository" is quite straightforward once you understand the sounds of the English language. In IPA phonetic transcription, it would be written as /moʊst səˈpɑːzɪtoʊri/. The first syllable "mo" is pronounced like "mow," while the second syllable "st" is pronounced like "stuh." The third syllable "sə" sounds like "suh," while the fourth syllable "pɑː" is pronounced as "pa" and the final syllable "zɪtoʊri" sounds like "zuh-tuh-ree." With this knowledge, you can easily spell "most suppository" correctly.