home help vs servitor

home help

noun
  • A person employed, especially by a social services department, to perform household chores and provide aid to a patient or infirm person in the latter's own home; a carer. 

  • The aid provided by such people. 

servitor

noun
  • One who performs the duties of a servant. 

  • One who serves in an army; a soldier. 

  • An undergraduate who performed menial duties in exchange for financial support from his college, particularly at Oxford University. 

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