blackball vs refuse

blackball

verb
  • To ostracize. 

  • To vote against, especially in an exclusive organization. 

noun
  • A black ball used to indicate such a negative vote. 

  • A rejection; a vote against admitting someone. 

  • A kind of large black sweet; a niggerball. 

  • A game, a standardized version of the English version of eight-ball. 

  • A substance for blacking shoes, boots, etc. or for taking impressions of engraved work. 

refuse

verb
  • To decline (a request or demand). 

  • To decline a request or demand, forbear; to withhold permission. 

  • To melt again. 

  • To throw back, or cause to keep back (as the centre, a wing, or a flank), out of the regular alignment when troops are about to engage the enemy. 

adj
  • Discarded, rejected. 

noun
  • Collectively, items or material that have been discarded; rubbish, garbage. 

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