behave vs mooch

behave

verb
  • To act, conduct oneself in a specific manner; used with an adverbial of manner. 

  • To act in a polite or proper way. 

  • To conduct (oneself) well, or in a given way. 

mooch

verb
  • To beg, cadge, or sponge; to exploit or take advantage of others for personal gain. 

  • To wander around aimlessly, often causing irritation to others. 

  • To steal or filch. 

noun
  • An aimless stroll. 

  • One who mooches; a moocher. 

  • A unit of time comprising ten days, used to measure how long someone holds a job. 

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