esta é a madrastra
esta é a madrastra !
e̞ s t a WORD_BOUNDARY e̞ WORD_BOUNDARY a WORD_BOUNDARY m a d ɾ a s t ɾ a WORD_BOUNDARY
e s t a WORD_BOUNDARY é WORD_BOUNDARY a WORD_BOUNDARY m a d r a s t r a WORD_BOUNDARY ! WORD_BOUNDARY