polychromate vs ragtag

polychromate

adj
  • Composed of many colours 

noun
  • A salt or ion composed of multiple chromate groups 

ragtag

adj
  • Very diverse; having irregular and dissimilar components. 

  • Unkempt, shabby, or in a state of disrepair. 

noun
  • A shabby, unkempt person. 

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