fiend vs fundi

fiend

noun
  • An addict or fanatic. 

  • A very evil person. 

  • A devil or demon; a malignant or diabolical being; an evil spirit. 

verb
  • To yearn; to be desperate (for something). 

fundi

noun
  • A master of a particular skill; an expert. 

  • A person who repairs and maintains things; mechanic, repairer. 

  • The African cereal plant Digitaria exilis. 

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