scalene vs unequal

scalene

adj
  • Having sides all unequal in length. 

  • Of or pertaining to the scalene muscle. 

unequal

adj
  • Out of balance. 

  • Not the same. 

  • Inadequate; insufficiently capable or qualified. 

  • Erratic, inconsistent. 

noun
  • One who is not an equal. 

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