incomprehensive vs multiform

incomprehensive

adj
  • Not comprehensive; shallow, incomplete. 

  • uncomprehending 

multiform

adj
  • Having more than one shape or appearance. 

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

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