frivolous vs potent

frivolous

adj
  • Silly, especially at an inappropriate time or in an inappropriate manner. 

  • Having no reasonable prospect of success because its claim is without merit, lacking a supporting legal or factual basis, while the filing party is, or should be, aware of this. 

  • Of little weight or importance; not worth notice; slight; trivial. 

potent

adj
  • Having a sharp or offensive taste. 

  • Able to procreate. 

  • Very powerful or effective. 

  • Possessing strength. 

  • Powerfully effective. 

noun
  • A heraldic fur formed by a regular tessellation of blue and white T shapes. 

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