Boissy is a French word that is spelled phonetically as /bwasi/. The 'b' is pronounced as a voiced bilabial stop and the 'w' is pronounced as a labial-velar approximant, producing a sound that is similar to the English 'bw'. The 'a' is pronounced as an open front unrounded vowel, and the 'i' as a close front unrounded vowel. The double 's' is pronounced as a voiced alveolar fricative, similar to the English 'z' sound. Overall, the word 'boissy' has a soft and melodious sound to it.