fettler vs sodality

fettler

noun
  • A friend or mate 

  • A person who maintains railway lines. 

  • Someone who fiddles or tinkers with things. 

  • An ostler; one who looks after the horses in a mine. 

  • Someone whose job is to sand and grind small imperfections from metal and ceramic castings. 

sodality

noun
  • Companionship. 

  • A fraternity, a society or association. 

  • Spiritual communion with a divine being, a fellowship 

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