I'm sorry sweetheart
I sorry
pro:sub adj
i'm sorry sweetheart .
aɪ m WORD_BOUNDARY s ɑː ɹ i WORD_BOUNDARY s w iː t h ɑː ɹ t WORD_BOUNDARY
i ' m WORD_BOUNDARY s o r r y WORD_BOUNDARY s w e e t h e a r t WORD_BOUNDARY