keep vs surrender

keep

verb
  • To restrain. 

  • To supply with necessities and financially support (a person). 

  • To refrain from freely disclosing (a secret). 

  • To continue in (a course or mode of action); to not intermit or fall from; to uphold or maintain. 

  • To remain edible or otherwise usable. 

  • To remain in a state. 

  • To observe; to adhere to; to fulfill; to not swerve from or violate. 

  • To raise; to care for. 

  • To have habitually in stock for sale. 

  • To act as wicket-keeper. 

  • To enter (accounts, records, etc.) in a book. 

  • To maintain the condition of; to preserve in a certain state. 

  • To maintain (an establishment or institution); to conduct; to manage. 

  • To watch over, look after, guard, protect. 

  • To maintain possession of. 

  • To record transactions, accounts, or events in. 

  • To remain faithful to a given promise or word. 

  • To continue. 

noun
  • The state of being kept; hence, the resulting condition; case. 

  • A cap for holding something, such as a journal box, in place. 

  • The food or money required to keep someone alive and healthy; one's support, maintenance. 

  • The main tower of a castle or fortress, located within the castle walls. 

surrender

verb
  • To give up into the power, control, or possession of another. 

  • To yield (a town, a fortification, etc.) to an enemy. 

  • To give up possession of; to yield; to resign. 

  • To yield (oneself) to an influence, emotion, passion, etc. 

  • For a policyholder, to voluntarily terminate an insurance contract before the end of its term, usually with the expectation of receiving a surrender value. 

  • To abandon (one's hand of cards) and recover half of the initial bet. 

  • To give oneself up into the power of another, especially as a prisoner; to submit or give in. 

noun
  • An act of surrendering, submission into the possession of another; abandonment, resignation. 

  • The yielding or delivery of a possession in response to a demand. 

  • The yielding of the leasehold estate by the lessee to the landlord, so that the tenancy for years merges in the reversion and no longer exists. 

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