The spelling of the word "bamman" can be explained through the International Phonetic Alphabet (IPA) phonetic transcription. The word is spelled with a voiced bilabial nasal /b/ sound at the beginning, followed by a short vowel sound /æ/ and ending with a voiced velar nasal /ŋ/ sound. The double 'm' in the spelling indicates a prolonged nasal sound at the end. Overall, the IPA transcription for "bamman" is /ˈbæmən/. It is important to pay attention to phonetic transcription while practicing correct pronunciation of words.