The spelling of the word "Vasilus" can be confusing due to the phonetically similar letters "s" and "u". However, its pronunciation can be accurately represented through the use of the International Phonetic Alphabet. The word is pronounced as /vəˈsɪləs/, with stress on the second syllable. The first syllable begins with a schwa sound, followed by a voiced consonant /v/. The second syllable has a short "i" sound, followed by a voiceless consonant /s/, and ends with a voiced consonant /l/.