beep vs expression

beep

noun
  • The sound produced by the horn of a car, or any similar sound. 

  • A message sent to a pager device. 

  • A short, electronically produced tone. 

verb
  • To sound (something that makes a beep). 

  • To contact (someone via) a pager device. 

  • To telephone a person, only allowing the phone to ring once, in order to request a call back. 

  • To produce a beep. 

  • To have sexual intercourse with - referring to the bleep tone used to censor obscene words in broadcasts 

expression

noun
  • The tone of voice or sound in music. 

  • A specific blend of whisky. 

  • A colloquialism or idiom. 

  • The action of expressing thoughts, ideas, feelings, etc. 

  • An arrangement of symbols denoting values, operations performed on them, and grouping symbols. 

  • The process of translating a gene into a protein. 

  • A facial appearance usually associated with an emotion. 

  • (manufacturing) The act of pressing or squeezing out. 

  • A particular way of phrasing an idea. 

  • A piece of code in a high-level language that returns a value. 

  • emotional involvement or engagement in a text read aloud rendered by the voice of the reciter or the reader 

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