declamatory vs highfalutin

declamatory

adj
  • Pretentiously lofty in style; bombastic. 

  • Having the quality of a declamation. 

highfalutin

adj
  • Self-important, pompous; arrogant or egotistical. 

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