acquiesce vs refuse

acquiesce

verb
  • To concur upon conviction; to assent to; usually, to concur, not heartily but so far as to forbear opposition. 

  • To rest satisfied, or apparently satisfied, or to rest without opposition and discontent (usually implying previous opposition or discontent); to accept or consent by silence or by omitting to object. 

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. 

adj
  • Discarded, rejected. 

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

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