elimination vs obliteration

elimination

noun
  • The act of eliminating, expelling or throwing off. 

  • The act of discharging or excreting waste products or foreign substances through the various emunctories. 

  • The act of voting off or throwing off a contestant in a reality television competition. 

  • The act of causing a quantity to disappear from an equation; especially, in the operation of deducing from several equations containing several unknown quantities a less number of equations containing a less number of unknown quantities. 

  • The act of obtaining by separation, or as the result of eliminating; deduction. 

  • The act of recording amounts in a consolidation statement to remove the effects of inter-company transactions. 

  • The act of excluding a losing contestant from a match, tournament, or other competition. 

obliteration

noun
  • The cancellation, erasure or deletion of something. 

  • The cancellation of the function, structure, or both of a vessel or organ; for example, the occlusion of the lumen of a duct, blood vessel, or lymphatic vessel, be it solely functional (as when squeezed by nearby mass effect or inflammation) or both structural and functional (as when clogged with thrombus, embolus, or fibrosis). 

  • The total destruction of something. 

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