feed vs keep

feed

verb
  • To supply with something. 

  • To graze; to cause to be cropped by feeding, as herbage by cattle. 

  • To give to a machine to be processed. 

  • To create the environment where another phonological rule can apply; to be applied before another rule. 

  • To create the syntactic environment in which another syntactic rule is applied; to be applied before another syntactic rule. 

  • To pass to. 

  • To satisfy, gratify, or minister to (a sense, taste, desire, etc.). 

  • To give (someone or something) food to eat. 

  • To eat (usually of animals). 

  • To give (someone or something) to (someone or something else) as food. 

noun
  • The part of a machine that supplies the material to be operated upon. 

  • Something supplied continuously. 

  • Food given to (especially herbivorous) non-human animals. 

  • A meal. 

  • A gathering to eat, especially in large quantities. 

  • Encapsulated online content, such as news or a blog, that can be subscribed to. 

  • A straight man who delivers lines to the comedian during a performance. 

  • The forward motion of the material fed into a machine. 

keep

verb
  • 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 restrain. 

  • 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. 

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