aggregation vs shoehorn

aggregation

noun
  • The act of collecting together (aggregating). 

  • The state of being collected into a mass, assemblage, or sum (aggregated). 

  • Summarizing multiple routes into one route. 

  • The majority of the parasite population concentrated into a minority of the host population. 

  • Kind of object composition which does not imply ownership. 

  • A collection of particulars; an aggregate. 

shoehorn

noun
  • Anything by which a transaction is facilitated; a medium. 

  • A smooth tool that assists in putting the foot into a shoe, by sliding the heel in after the toe is in place. This reduces discomfort and damage to the back of the shoe. By slipping it into the back of the shoe behind the heel, the user prevents the heel from squashing down the back of the shoe and causing difficulty; instead the heel slides down the smooth shoehorn, which then comes out easily once the foot is in place. 

verb
  • To use a shoehorn. 

  • To force (something) into (a tight space); to squeeze (something) into (a schedule, etc); to exert great effort to insert or include (something); to include (something) despite potent reasons not to. 

  • To force some current event into alignment with some (usually unconnected) agenda, especially when it is fallacious. 

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