alleviation vs fellow feeling

alleviation

noun
  • the act of alleviating; relief or mitigation. 

  • the act of reducing pain or anything else unpleasant; easement 

fellow feeling

noun
  • A sense of sympathy for, consideration of, or shared interests with one or more other human beings. 

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