The word "Rewel bone" is spelled with a unique phonetic spelling. In IPA transcription, it is spelled as /ˈrɛwəl boʊn/. The first syllable is pronounced with a short "e" sound followed by a "w" sound, while the second syllable starts with a long "o." The final syllable is pronounced as "bohn." The phrase is typically used to refer to the knee joint or patella in veterinary anatomy. Its unconventional spelling helps to distinguish it from other similar-sounding terms.