dead-end vs rebuff

dead-end

verb
  • To come to a dead-end. 

adj
  • Going nowhere; blocked. 

noun
  • A road with no exit. 

  • A position that offers no hope of progress. 

rebuff

verb
  • To refuse; to offer sudden or harsh resistance; to turn down or shut out. 

  • To buff again. 

noun
  • Repercussion, or beating back. 

  • He was surprised by her quick rebuff to his proposal. 

  • A sudden resistance or refusal. 

How often have the words dead-end and rebuff occurred in a corpus of books? (source: Google Ngram Viewer )