novella vs prose

novella

noun
  • A short novel or long short story. 

  • Synonym of novel (“new legal constitution in Ancient Rome”) 

prose

noun
  • Language which evinces little imagination or animation; dull and commonplace discourse. 

  • Language, particularly written language, not intended as poetry. 

  • A hymn with no regular meter, sometimes introduced into the Mass. 

verb
  • To write or repeat in a dull, tedious, or prosy way. 

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