anti vs bidder

anti

noun
  • A fan who objects to a particular creator, franchise, fandom, character, ship, etc., especially on moral or sociopolitical grounds. 

  • A person opposed to a concept or principle. 

adj
  • That has a torsion angle between 90° and 180° 

  • Opposed to something. 

bidder

noun
  • Someone who bids (all senses), but most commonly, one offers to pay a specified price at an auction 

  • One who commands or orders 

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