multiform vs polychromate

multiform

adj
  • Having more than one shape or appearance. 

noun
  • An organism, folktale, etc. that appears in more than one form. 

polychromate

adj
  • Composed of many colours 

noun
  • A salt or ion composed of multiple chromate groups 

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