dampening vs touching

dampening

noun
  • The act of making or becoming damp. 

touching

adj
  • Provoking sadness and pity; that can cause sadness or heartbreak among witnesses to a sad event or situation. 

noun
  • The act by which something is touched. 

  • A snack served with alcoholic drinks in an informal environment. 

prep
  • Regarding; concerning. 

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