faith vs skepticism

faith

noun
  • A conviction about abstractions, ideas, or beliefs, without empirical evidence, experience, or observation. 

  • An obligation of loyalty or fidelity and the observance of such an obligation. 

  • A religious or spiritual belief system. 

  • A trust or confidence in the intentions or abilities of a person, object, or ideal from prior empirical evidence. 

skepticism

noun
  • Doubt or disbelief of religious doctrines 

  • The practice or philosophy of being a skeptic. 

  • The doctrine that absolute knowledge is not possible 

  • A studied attitude of questioning and doubt 

  • A methodology that starts from a neutral standpoint and aims to acquire certainty though scientific or logical observation. 

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