parallelism vs sameness

parallelism

noun
  • The state of being in agreement or similarity; resemblance, correspondence, analogy. 

  • The state or condition of being parallel; agreement in direction, tendency, or character. 

  • A parallel position; the relation of parallels. 

  • The doctrine that matter and mind do not causally interact but that physiological events in the brain or body nonetheless occur simultaneously with matching events in the mind. 

  • Similarity of features between two species resulting from their having taken similar evolutionary paths following their initial divergence from a common ancestor. 

  • The use of parallel methods in hardware or software, so that several tasks can be performed at the same time. 

  • In antitrust law, the practice of competitors of raising prices by roughly the same amount at roughly the same time, without engaging in a formal agreement to do so. 

  • The juxtaposition of two or more identical or equivalent syntactic constructions, especially those expressing the same sentiment with slight modifications, introduced for rhetorical effect. 

sameness

noun
  • The quality of being the same; identity. 

  • A tiring lack of variety; monotony. 

  • The state of being equivalent; equality. 

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