metaphorical vs unequal

metaphorical

adj
  • Pertaining to or characterized by a metaphor; figurative; symbolic. 

unequal

adj
  • Not the same. 

  • Out of balance. 

  • Inadequate; insufficiently capable or qualified. 

  • Erratic, inconsistent. 

noun
  • One who is not an equal. 

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