attacker vs praiser

attacker

noun
  • One of the players on a team in football (soccer) in the row nearest to the opposing team's goal, who are therefore principally responsible for scoring goals. 

  • Someone who attacks. 

praiser

noun
  • A publicist. 

  • One who praises. 

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