indemnity vs quid pro quo

indemnity

noun
  • An obligation or duty upon an individual to incur the losses of another. 

  • The right of an injured party to shift the loss onto the party responsible for the loss. 

  • Security from damage, loss, or penalty. 

  • A principle of insurance which provides that when a loss occurs, the insured should be restored to the approximate financial condition occupied before the loss occurred, no better, no worse. 

  • Repayment; compensation for loss or injury. 

quid pro quo

noun
  • Something which is understood as something else; an equivocation. 

  • An equal or fair transaction or series of process of exchange transactions; tit for tat. 

  • Something which is offered or asked for in exchange for something else. 

  • Substitution of one drug for another. 

  • A usually non-monetary exchange transaction, or series or process of exchange transactions. 

  • Sexual harassment in which a person in a workplace implicitly or explicitly requires sexual favours in exchange for something. 

How often have the words indemnity and quid pro quo occurred in a corpus of books? (source: Google Ngram Viewer )