resistant vs unenthusiastic about

resistant

adj
  • Which makes resistance or offers opposition. 

  • Which is not affected or overcome by a disease, drug, chemical or atmospheric agent, extreme of temperature, etc. 

  • Not greatly influenced by individual members of a sample. 

noun
  • A person who resists; especially a member of a resistance movement. 

  • A thing which resists. 

unenthusiastic about

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