forward vs keep

forward

verb
  • To advance, promote. 

  • To send (a letter, email etc.) on to a third party. 

  • To assemble (a book) by sewing sections, attaching cover boards, and so on. 

adv
  • To an earlier point in time. See also bring forward. 

  • In the direction in which someone or something is facing. 

  • In the usual order or sequence. 

  • At, near or towards the front of something. 

  • Into the future. 

  • At, near, or towards the bow of a vessel (with the frame of reference within the vessel). 

  • In the desired or usual direction of movement or progress, physically or figuratively; onwards. 

  • So that front and back are in the usual orientation. 

adj
  • Acting in or pertaining to the direction of travel or movement. 

  • Situated toward or at the front of something. 

  • Situated toward or near the enemy lines. 

  • Without customary restraint or modesty; bold, cheeky, pert, presumptuous or pushy. 

  • Expected or scheduled to take place in the future. 

  • Advanced beyond the usual degree; advanced for the season; precocious. 

  • Moving in the desired direction of progress. 

  • Acting in or pertaining to the direction in which someone or something is facing. 

  • Having the usual order or sequence. 

noun
  • One of the eight players (comprising two props, one hooker, two locks, two flankers and one number eight, collectively known as the pack) whose primary task is to gain and maintain possession of the ball (compare back). 

  • A player on a team in football (soccer) in the row nearest to the opposing team's goal, who are therefore principally responsible for scoring goals. 

  • The small forward or power forward position; two frontcourt positions that are taller than guards but shorter than centers. 

  • An umbrella term for a centre or winger in ice hockey. 

  • The front part of a vessel. 

  • An e-mail message that is forwarded to another recipient or recipients; an electronic chain letter. 

  • A direct agreement between two parties to buy or sell an asset at a specific point in the future; distinguished from a futures contract in that the latter is standardized and traded on an exchange. 

keep

verb
  • To continue. 

  • 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. 

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 forward and keep occurred in a corpus of books? (source: Google Ngram Viewer )