client vs patronage

client

noun
  • A customer, a buyer or receiver of goods or services. 

  • The role of a computer application or system that requests and/or consumes the services provided by another having the role of server. 

  • A person who receives help or services from a professional such as a lawyer or accountant. 

  • A person who employs or retains an attorney to represent him or her in any legal matter, or one who merely divulges confidential matters to an attorney while pursuing professional assistance without subsequently retaining the attorney. 

patronage

noun
  • Customers collectively; clientele; business. 

  • The act or state of being a customer of some business. 

  • A communication that indicates lack of respect by patronizing the recipient; condescension; disdain. 

  • The right of nomination to political office. 

  • Granting favours or giving contracts or making appointments to office in return for political support. 

  • The right of presentation to church or ecclesiastical benefice; advowson. 

  • Guardianship, as of a saint; tutelary care. 

  • The act of providing approval and support; backing; championship. 

verb
  • To support by being a patron of. 

  • To be a regular customer or client of; to patronize 

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