acquiescence vs capitulation

acquiescence

noun
  • Inaction, passivity, or neglect to take legal action when it is called for in order to assert, preserve, or safeguard a right, and which inaction implies the abandonment of said right. 

  • A silent or passive assent or submission, or a submission with apparent content, distinguished from avowed consent on the one hand, and on the other, from opposition or open discontent; quiet satisfaction. 

capitulation

noun
  • The act of capitulating or surrendering to an enemy upon stipulated terms; the act of ceasing to resist an opponent or an unwelcome demand. 

  • The instrument containing the terms of an agreement or surrender. 

  • A reducing to heads or articles; a formal agreement. 

  • An enumeration of the main parts of a subject. 

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