The spelling of the phrasal verb "sits on butt" may seem straightforward, but its phonetic transcription can reveal some interesting insights. In IPA, "sits" is spelled /sɪts/, with the "s" being pronounced as an unvoiced consonant. On the other hand, "butt" is spelled /bʌt/, with the "t" being pronounced as an unvoiced plosive consonant. This difference in consonant sounds can make the word pair seem more distinct, emphasizing the contrast between the two actions of sitting and the anatomical location of the butt.