The spelling of the word "cavaday" can be confusing due to its uncommon usage and irregular phonetic pronunciation. In IPA phonetic transcription, "cavaday" is pronounced as /kəvəˈdeɪ/. The first syllable is pronounced with a schwa sound, followed by a stressed syllable with a short "u" sound. The "av" combination creates a more nasal "a" sound, and the final syllable is pronounced with a long "a" sound. The irregularity of the word's pronunciation makes it crucial to consult a dictionary for its correct spelling.