The spelling of the Persian surname "Boroumand" can be explained using the International Phonetic Alphabet (IPA). The initial sound, /b/, represents a voiced bilabial stop, followed by the vowel sound /ɔ/ which is pronounced with an open mouth. The third phoneme is /r/ which is a voiced alveolar trill or tap. The fourth and fifth sounds are /u/ and /m/, both pronounced with the lips rounded. The final sound is /ænd/, which represents a voiced alveolar nasal followed by a voiced dental plosive.