invest vs plunder

invest

verb
  • To lay siege to. 

  • To surround, accompany, or attend. 

  • To spend money, time, or energy on something, especially for some benefit or purpose; used with in. 

  • To commit money or capital in the hope of financial gain. 

  • To ceremonially install someone in some office. 

  • To be involved in; to form strong attachments to. 

  • To prepare for lost wax casting by creating an investment mold (a mixture of a silica sand and plaster). 

  • To make investments. 

  • To formally give (someone) some power or authority. 

  • To envelop, wrap, cover. 

  • To formally give (power or authority). 

noun
  • An unnamed tropical weather pattern "to investigate" for development into a significant (named) system. 

plunder

verb
  • To pillage, take or destroy all the goods of, by force (as in war); to raid, sack. 

  • To take by force or wrongfully; to commit robbery or looting, to raid. 

  • To take unexpectedly. 

  • To make extensive (over)use of, as if by plundering; to use or use up wrongfully. 

  • To take (goods) by pillage. 

noun
  • The loot attained by plundering. 

  • An instance of plundering. 

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