spalpeen vs varmint

spalpeen

noun
  • A good-for-nothing person. 

  • A poor migratory farm worker in Ireland, often viewed as a rascal or mischievous and cunning person. 

varmint

noun
  • An obnoxious person or troublemaker. 

  • A pestering animal such as one that kills or harasses a farmer's livestock or crops. 

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