Kentner is a last name that is pronounced as /ˈkɛntnər/ (KENT-nər). The first syllable is stressed and the vowel sound is pronounced as in "pen". The second syllable has a schwa sound as in "the". The "t" and "n" sounds are pronounced separately. The word does not follow any particular spelling convention, as it is a proper noun. It is important to ensure correct spelling of proper nouns to accurately represent individuals and their names.