The spelling of "Dennett" is straightforward once you understand the International Phonetic Alphabet (IPA). The IPA phonetic transcription for "Dennett" is /dɛnɪt/. The first syllable is pronounced with the "ɛ" sound, like "ehh," and the second syllable has a short "i" sound, like "ihh." The "tt" at the end is pronounced as a double consonant, making the "t" sound prolonged. The spelling of "Dennett" thus reflects its phonetic pronunciation, making it easy to spell and pronounce accurately.