invaginate vs wound

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 

wound

verb
  • To hurt or injure (someone) by cutting, piercing, or tearing the skin. 

  • To hurt (a person's feelings). 

noun
  • An injury, such as a cut, stab, or tear, to a (usually external) part of the body. 

  • A hurt to a person's feelings, reputation, prospects, etc. 

  • An injury to a person by which the skin is divided or its continuity broken. 

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