lumpen vs rough-hewn

lumpen

adj
  • Lump-like. 

  • Plebeian. 

  • Of or relating to social outcasts. 

  • Of or relating to the lumpenproletariat. 

noun
  • A member of the lumpenproletariat. 

verb
  • To make or become like lumps; make or become lumpy 

rough-hewn

adj
  • hewn roughly without a neat finish 

How often have the words lumpen and rough-hewn occurred in a corpus of books? (source: Google Ngram Viewer )