acquiescence vs license

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. 

license

noun
  • Freedom to deviate deliberately from normally applicable rules or practices (especially in behaviour or speech). 

  • The legal terms under which a person is allowed to use a product, especially software. 

  • A legal document giving official permission to do something; a permit. 

  • Excessive freedom; lack of due restraint. 

verb
  • To give permission or freedom to; accept. 

  • To authorize officially. 

  • To acquire authorization to use, usually in exchange for compensation. 

  • To permit (as grammatically correct). 

  • To give formal authorization to use. 

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