incredulously vs ridiculously

incredulously

adv
  • In an incredulous manner; tending to disbelieve; skeptically. 

ridiculously

adv
  • In a ridiculous manner. In a way that is funny, embarrassing or extremely implausible. 

  • extremely; very 

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