frivolous vs occult

frivolous

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

  • 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. 

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

occult

adj
  • Secret; hidden from general knowledge; undetected. 

  • Related to the occult; pertaining to mysticism, magic, or astrology. 

  • Esoteric. 

noun
  • Supernatural affairs. 

verb
  • To dissimulate, conceal, or obfuscate. 

  • To cover or hide from view. 

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