adherent vs helper

adherent

noun
  • A person who has membership in some group, association or religion. 

adj
  • Adhesive, sticking to something. 

  • Having the quality of clinging or sticking fast to something. 

  • Attaching or pressing against a different organ. 

helper

noun
  • One who helps; an aide; assistant; auxiliary. 

  • That which helps; anything serving to assist. 

  • A locomotive that assists a train, usually on steep gradients. 

  • A person who does cleaning and cooking in a family home, or in a market; domestic employee. 

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