could be extra butter
could be extra butter .
k ʊ d WORD_BOUNDARY b iː WORD_BOUNDARY ɛ k s t ɹ ə WORD_BOUNDARY b ʌ ɾ ɚ WORD_BOUNDARY
c o u l d WORD_BOUNDARY b e WORD_BOUNDARY e x t r a WORD_BOUNDARY b u t t e r WORD_BOUNDARY