The spelling of the word Manvile can be explained using the International Phonetic Alphabet (IPA). The first syllable is pronounced as "mæn", the vowel being the short 'a' sound as in 'cat'. The second syllable is pronounced as "vaɪl", with the first vowel being the diphthong 'ai' as in 'five' and the second vowel being the long 'i' sound as in 'aisle'. Therefore, the correct phonetic transcription for Manvile would be /ˈmæn.vaɪl/.