The spelling of the word "paciello" follows Italian pronunciation rules. The phonetic transcription of this word is /pa:tʃɛllo/. The first syllable, "pa," is pronounced with a long "a" sound, while the second syllable, "ci," has a "ch" sound that is pronounced more like a "k" sound in English. The final syllable, "ello," is pronounced with a short "e" sound followed by a double "l." While the spelling may seem unusual to English speakers, it accurately reflects the Italian pronunciation of the word.