allusion vs interpreting

allusion

noun
  • An indirect reference; a hint; a reference to something supposed to be known, but not explicitly mentioned 

interpreting

noun
  • Synonym of interpretation (an act of interpreting or explaining what is obscure) 

  • Synonym of interpretation (the discipline or study of translating one spoken or signed language into another) 

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