lackey vs people pleaser

lackey

noun
  • A fawning, servile follower. 

  • A footman, a liveried male servant. 

verb
  • To attend, wait upon, serve obsequiously. 

people pleaser

noun
  • An obsequious, subservient person, especially in a workplace 

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