backslide vs behave

backslide

noun
  • A backward regression; a reverting back to a worse state. 

  • A dance move in which the feet are alternately slid back and the heels lifted, giving the illusion of walking forwards while actually moving backwards. 

verb
  • To revert back into a life of sin after being saved. 

  • To regress; to slip backwards or revert to a previous, worse state. 

  • To shirk responsibility; to renege on one's obligations or commitments. 

behave

verb
  • To act in a polite or proper way. 

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

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

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