accurate vs copybook

accurate

adj
  • Telling the truth or giving a true result; exact; not defective or faulty 

  • Deviating only slightly or within acceptable limits. 

copybook

noun
  • A series of instructions or data definitions copied into multiple programs from a shared library; boilerplate. 

  • A student's exercise book containing samples of good handwriting to be copied. 

  • A notebook containing blank, often lined, pages for writing answers. 

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