defile vs tar

defile

verb
  • To cause (something or someone) to become ritually unclean. 

  • To make (someone or something) physically dirty or unclean; to befoul, to soil. 

  • Synonym of defilade (“to fortify (something) as a protection from enfilading fire”) 

  • To act inappropriately towards or vandalize (something sacred or special); to desecrate, to profane. 

  • To make (someone or something) morally impure or unclean; to corrupt, to tarnish. 

noun
  • A narrow passage or way (originally (military), one which soldiers could only march through in a single file or line), especially a narrow gorge or pass between mountains. 

  • A single file of soldiers; (by extension) any single file. 

  • An act of marching in files or lines. 

  • An act of defilading a fortress or other place, or of raising the exterior works in order to protect the interior. 

tar

verb
  • To besmirch. 

  • To create a tar archive. 

  • To coat with tar. 

noun
  • A file produced by such a program. 

  • A black, oily, sticky, viscous substance, consisting mainly of hydrocarbons derived from organic materials such as wood, peat, or coal. 

  • A Persian long-necked, waisted string instrument, shared by many cultures and countries in the Middle East and the Caucasus. 

  • A solid residual byproduct of tobacco smoke. 

  • A single-headed round frame drum originating in North Africa and the Middle East. 

  • Black tar, a form of heroin. 

  • Coal tar. 

  • A program for archiving files, common on Unix systems. 

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