blat vs whirr

blat

verb
  • To make a senseless noise. 

  • To talk inconsiderately; blab. 

  • To cry, as a calf or sheep; bleat. 

  • To utter loudly or foolishly; blurt. 

  • To produce an overrich or overblown sound on a brass instrument such as a trumpet, trombone, or tuba. 

noun
  • The Soviet system of connections and social relationships; one's social or business network (in Russian or Soviet society). 

whirr

verb
  • To make a sibilant buzzing or droning sound. 

  • To cause (something) to make such a sound. 

  • To move or vibrate (something) with a buzzing sound. 

noun
  • A sibilant buzz or vibration; the sound of something in rapid motion. 

  • A bustle of noise and excitement. 

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