checkered vs patchwork

checkered

adj
  • Divided into squares, or into light and dark patches. 

  • Changeable; inconsistent; having variations or uncertainty; marked by many problems or failures. 

patchwork

verb
  • To create a patchwork from pieces of fabric. 

  • To assemble from a variety of sources; to cobble together. 

noun
  • A work, such as a blanket, composed of many different colors and shapes, sewn together to make an interesting whole. 

  • A state of regulations whose constituents have an opaque scope of application because of their questionable delimitation with regard to each other. 

  • Any kind of creation that utilizes many different aspects to create one whole piece. 

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