Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
versĭfĭcātĭo, ōnis, f. [versifico], versemaking, versifying, versification (post-Aug.): quem in poëmate locum habet versificatio, eum in oratione compositio, Quint. 9, 4, 116; 9, 2, 35; Col. 11, 1, 2.