The spelling of "am proper" in IPA phonetic transcription is /æm ˈprɒpər/. The first syllable "am" sounds like the letter 'a' followed by the sound of 'm'. The second syllable "pro" uses the short 'o' sound with no stress. The last syllable "per" uses the short 'o' sound and the stress falls on the second syllable. "Am proper" is a phrase that means to be appropriately or correctly behaved or attired. It is important to pay attention to the spelling and pronunciation of words to avoid misunderstandings.