The spelling of "bettmann" is straightforward when using the International Phonetic Alphabet (IPA). This surname is pronounced as "bet-muhn" with emphasis on the first syllable "bet" and a neutral "uh" sound at the end. The "t" sound in both syllables is pronounced with a brief pause in between. Using the IPA phonetic transcription, this word can be written as /ˈbetmən/. It is important to use accurate spelling and pronunciation in communication to avoid confusion and misunderstandings.