Leninist vs socialist

Leninist

noun
  • A person who follows or supports Lenin or the philosophy of Leninism. 

adj
  • Of or relating to Leninism. 

  • Of or relating to Vladimir Lenin (Russian: Влади́мир Ильи́ч Ле́нин), a Russian revolutionary and politician. 

socialist

noun
  • One who supports or advocates socialism. 

adj
  • Of, relating to, supporting, or advocating socialism. 

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