blat vs must

blat

verb
  • To utter loudly or foolishly; blurt. 

  • To talk inconsiderately; blab. 

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

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

  • To make a senseless noise. 

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

must

verb
  • To become musty. 

  • To do as a requirement; indicates that the sentence subject is required as an imperative or directive to execute the sentence predicate, with failure to do so resulting in a failure or negative consequence. 

  • Used to indicate that something that is very likely, probable, or certain to be true. 

  • To do with certainty; indicates that the speaker is certain that the subject will have executed the predicate. 

  • To make musty. 

noun
  • Something that exhibits the property of being stale or musty. 

  • The property of being stale or musty. 

  • Fruit juice that will ferment or has fermented, usually from grapes. 

  • Something that is mandatory or required. 

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