greige vs nondescript

greige

adj
  • Unfinished; not fully processed; neither bleached nor dyed. 

  • Of a colour between grey and beige. 

noun
  • A colour between grey and beige, closely akin to taupe. 

nondescript

adj
  • Without distinguishing qualities or characteristics. 

noun
  • An unmarked police car. 

  • An undistinguished, unexceptional person or thing. 

  • A species or other type of creature that has not been previously described or identified. 

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