demur vs refuse

demur

verb
  • To delay; to pause; to suspend proceedings or judgment in view of a doubt or difficulty; to hesitate; to put off the determination or conclusion of an affair. 

  • To interpose a demurrer. 

  • To scruple or object; to take exception; to oppose; to balk 

noun
  • An act of hesitation as to proceeding; a scruple; also, a suspension of action or decision; a pause, a stop. 

refuse

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

  • To melt again. 

  • To decline (a request or demand). 

  • 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. 

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

adj
  • Discarded, rejected. 

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