further vs prevaricate

further

adj
  • More distant; relatively distant. 

  • More, additional. 

adv
  • To a greater extent or degree. 

  • Beyond what is already stated or is already the case. 

  • Also; in addition; furthermore; moreover. 

  • Following on (from). 

  • To, at or over a greater distance in space, time or other extent. 

verb
  • To help forward; to assist. 

  • To encourage growth; to support progress or growth of something; to promote. 

prevaricate

verb
  • To undertake something falsely and deceitfully, with the purpose of defeating or destroying it. 

  • To collude, as where an informer colludes with the defendant, and makes a sham prosecution. 

  • To shift or turn from direct speech or behaviour; to deviate from the truth; to evade the truth; to waffle or be (intentionally) ambiguous. 

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