allusive vs indicative

allusive

adj
  • that contains or makes use of allusions (indirect references or hints) 

indicative

adj
  • serving as a sign, indication or suggestion of something 

  • of, or relating to the indicative mood 

noun
  • The indicative mood. 

  • A term in the indicative mood. 

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