invaginate vs take in

invaginate

verb
  • To fold up or enclose into a sheath-like or pouch-like structure, either naturally or as part of a surgical procedure. 

  • To fold inward to create a hollow space where none had existed, as with a gastrula forming from a blastula. 

  • To turn or fold inwardly. 

adj
  • Having one portion of a hollow organ drawn back within another portion. 

  • sheathed 

take in

verb
  • To tighten (a belaying rope). (Also take up.) 

  • To allow a person or an animal to live in one's home. 

  • To receive (goods) into one's home for the purpose of processing for a fee. 

  • To enjoy or appreciate. 

  • To deceive; to hoodwink. 

  • To shorten (a garment) or make it smaller. 

  • To absorb or comprehend. 

  • To attend a showing of. 

  • To reef. 

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