guarding vs safeguarding

guarding

noun
  • Tensing of the muscles, especially of the abdomen, in order to minimise the movement and agitation to the internal inflamed organs. 

safeguarding

noun
  • Synonym of protection 

  • Policies and actions for the protection of children and vulnerable adults. 

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