bhadralok vs dregs

bhadralok

noun
  • A class of rich high-caste (Brahmin) landlords in Bengal formed during the British Raj. 

dregs

noun
  • The worst and lowest part of something. 

  • The sediment settled at the bottom of a liquid; the lees in a container of unfiltered wine. 

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