aesthetician vs beautician

aesthetician

noun
  • A beautician; somebody employed to provide beauty treatments such as manicures and facials. 

  • One who studies aesthetics; a student of art or beauty. 

beautician

noun
  • One who does hair styling, manicures, and other beauty treatments. 

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