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 t ə ɹ 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