annex vs capture

annex

verb
  • To attach or connect, as a consequence, condition, etc. 

  • To join; to be united. 

  • To add something to another thing, especially territory; to incorporate. 

noun
  • An appendix to a book or document. 

  • An addition to the territory of a country or state, from a neighbouring country or state, normally by military force. 

  • An addition, an extension. 

  • An addition or extension to a building. 

capture

verb
  • To reproduce convincingly. 

  • To remove or take control of an opponent’s piece in a game (e.g., chess, go, checkers). 

  • To take control of; to seize by force or stratagem. 

  • To store (as in sounds or image) for later revisitation. 

noun
  • Something that has been captured; a captive. 

  • An act of capturing; a seizing by force or stratagem. 

  • A particular match found for a pattern in a text string. 

  • The securing of an object of strife or desire, as by the power of some attraction. 

  • The recording or storage of something for later playback. 

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