The word "Gastine" is spelled with the following IPA phonetic transcription: /ɡæstiːn/. The first sound is a voiced velar stop, followed by a short "a" vowel, a voiceless alveolar fricative, a voiceless dental fricative, a long "e" vowel, and finally a voiced alveolar nasal. The spelling of the word Gastine follows the standard English rules for spelling and pronunciation, with each letter representing a specific phoneme. The word may be related to a surname or a place name, which might offer more insight into its origins and meaning.