The spelling of the word "catbutt" is straightforward, but its phonetic transcription can be a little tricky. The word consists of two syllables: "cat" and "butt." The first syllable is pronounced as /kæt/, with a short "a" sound and a hard "t" at the end. The second syllable is pronounced as /bʌt/, with a short "u" sound and a hard "t" as well. Altogether, the word "catbutt" is pronounced as /kætbʌt/ with emphasis on the first syllable.