perissology vs verbalism

perissology

noun
  • Superfluity of words; verbosity; long-windedness. 

verbalism

noun
  • The excessive use of words, often with little meaning 

  • The expression of a concept in words; the wording used in such an expression 

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