bravado vs rodomontade

bravado

noun

  • A false show of courage. 

  • A swaggering show of defiance or courage. 

rodomontade

noun

  • Vain boasting; a rant; pretentious behaviour. 

adj

  • Pretentiously boastful. 

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