offertory vs tithe

offertory

noun
  • A prayer said or sung as an anthem while offerings of bread and wine are placed on the altar during the Roman Catholic Mass or the Anglican Communion service. 

  • A linen or silken cloth anciently used in various ceremonies connected with the administration of the Eucharist. 

  • The part of the Eucharist service when offerings of bread and wine are placed on the altar and when any collection is taken; also, the money or other things collected. 

tithe

noun
  • A contribution to one's religious community or congregation of worship (notably to the LDS church) 

  • The tenth part of the increase arising from the profits of land and stock, allotted to the clergy for their support, as in England, or devoted to religious or charitable uses. 

  • A small part or proportion. 

verb
  • To enforce or collect a tithe upon someone or something. 

  • To enforce or collect a tithe. 

  • To pay something as a tithe. 

  • To pay a tithe; to pay a 10% tax 

  • To pay a tithe upon something. 

  • To take one-tenth or a tithe of something 

  • To spare only every tenth person, killing the rest (usually in relation to the sacking of the episcopal seat at Canterbury by the pagan Danes in 1011). 

  • To pay or offer as a levy in the manner of a tithe or religious tax. 

  • To impose a tithe upon someone or something. 

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