I'm going bath+room
I go
pro:sub part
i'm going bath room.
aɪ m WORD_BOUNDARY ɡ oʊ ɪ ŋ WORD_BOUNDARY b æ θ WORD_BOUNDARY ɹ uː m WORD_BOUNDARY
i ' m WORD_BOUNDARY g o i n g WORD_BOUNDARY b a t h WORD_BOUNDARY r o o m . WORD_BOUNDARY