avoider vs welcher

avoider

noun
  • One who avoids, shuns, or escapes. 

  • One who carries anything away, or the vessel in which things are carried away. 

welcher

noun
  • One who welches. 

  • A Welshman or person of Welsh descent. 

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