syllablize--prophetes.ai

syllablize, v. rare^—1.
  (ˈsɪləb(ə)laɪz)
  [f. syllable n. + -ize.]
  trans. = syllabize 1.

1877 May Laffan Hon. Miss Ferrard I. vii. 207 Those marks indicate the syllablising of the word and its pronunciation.

Oxford English Dictionary