plainness vs pomp

plainness

noun
  • The product or result of being plain 

  • The condition of being plain (in all senses) 

pomp

noun
  • A procession distinguished by ostentation and splendor; a pageant. 

  • Show of magnificence; parade; display; power. 

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