clanger vs indiscretion

clanger

noun
  • A very noticeable mistake; an attention-getting faux pas. 

  • Something that clangs; an alarm bell (also figuratively). 

  • The clapper of a bell, anything that strikes a bell or other metal object to make a ringing sound. 

  • A cicada, Psaltoda claripennis, of New South Wales and Queensland, having an upper body of green and brown and clear wings with green veins. 

  • A mistake made by a player; counted in the game statistics in the category "errors including frees against". 

  • An early hi-hat consisting of cymbals mounted on the rim of a bass drum and struck with an arm on the drum's pedal. 

indiscretion

noun
  • An indiscreet or imprudent act; indiscreet behavior. 

  • The quality or state of being indiscreet; lack of discretion 

  • A brief sexual liaison. 

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