assuagement vs soothing

assuagement

noun
  • The condition of being assuaged. 

  • An assuaging medicine or application. 

  • The action of assuaging; appeasement. 

soothing

noun
  • The act by which somebody is soothed. 

adj
  • Giving relief. 

  • Freeing from fear or anxiety. 

  • Tending to soothe. 

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