cooperate vs halt

cooperate

verb
  • To function in harmony, side by side 

  • To work or act together, especially for a common purpose or benefit. 

  • To allow for mutual unobstructed action 

  • To engage in economic cooperation. 

halt

noun
  • A minor railway station (usually unstaffed) in the United Kingdom. 

  • A cessation, either temporary or permanent. 

verb
  • To be lame, faulty, or defective, as in connection with ideas, or in measure, or in versification. 

  • To bring to a stop. 

  • To limp; move with a limping gait. 

  • To stand in doubt whether to proceed, or what to do; hesitate; be uncertain; linger; delay; mammer. 

  • To falter. 

  • To stop marching. 

  • To stop either temporarily or permanently. 

  • To cause to discontinue. 

  • To waver. 

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