"Cassella" is a word that is relatively rare and not commonly used. Its spelling seems straightforward at first glance, but there are some subtle nuances to the phonemes used. The IPA transcription of "cassella" is /kəˈsɛlə/. The first syllable begins with a schwa vowel sound, followed by a hard 'k' sound. The second syllable uses the short 'e' vowel sound, followed by a soft 's' sound. The final syllable ends with a schwa vowel sound followed by the letter 'l'.