Parnassian vs poetical

Parnassian

adj
  • Describing a style of poetry or language which can only be created by poets, but not in the language of inspiration. 

  • Of or relating to Parnassus, as the source of literary (especially poetic) inspiration; (hence) of or belonging to poetry. 

  • Of or relating to the Parnassianism movement of French poetry in the years 1850 to 1900, whose adherents rejected Romanticism and instead favored classicism with its formal structure and emotional detachment. 

noun
  • A French poet of the Parnassianism movement. 

  • A poet. 

poetical

adj
  • Synonym of poetic. 

How often have the words Parnassian and poetical occurred in a corpus of books? (source: Google Ngram Viewer )