benchmark vs standard language

benchmark

noun
  • A standard by which something is evaluated or measured. 

  • A computer program that is executed to assess the performance of the runtime environment. 

  • A surveyor's mark made on some stationary object and shown on a map; used as a reference point. 

verb
  • To give certain results in a benchmark test. 

  • To use something (e.g., a competitor's product) as a standard to improve one's own thing. 

standard language

noun
  • A language that has a standard form as one of its varieties; a language that has undergone standardization. 

  • A form of a language that is institutionally promoted, regarded as the most "correct" or neutral variety; used by a population for public and formal purposes. 

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