The spelling of the name "Buchannon" is tricky, as it contains several sounds that do not have consistent English spellings. In IPA phonetic transcription, the name would be represented as [bjuːˈkænən]. The "u" sound in "Buch" is pronounced like the "ew" in "few." The "a" in "can" is pronounced like the "a" in "cat," and the final "-on" is pronounced like the "en" in "given." Therefore, the spelling of "Buchannon" is a combination of unique sounds that do not have straightforward English spellings.