anti-shipper vs oppugner

anti-shipper

noun
  • One who opposes a specific ship or shipping in general. 

  • One who objects to ships or shipping deemed offensive, e.g. due to incest, age differences, abusive elements, or power gaps (treating the other partner badly because they have less authority). 

oppugner

noun
  • Someone who oppugns; an opponent. 

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