Mass vs ordinance

Mass

noun
  • A similar ceremony offered by a number of Christian churches. 

  • The principal liturgical service of the Church, encompassing both a scripture service (Liturgy of the Word) and a eucharistic service (Liturgy of the Eucharist), which includes the consecration and oblation (offering) of the host and wine. 

  • A musical composition set to portions of the Mass. 

ordinance

noun
  • A religious practice or ritual prescribed by the church. 

  • Detailed legislation that translates the broad principles of the university's charter and statutes into practical effect. 

  • A local law, passed by e.g. a city. 

  • Prior to the Third English Civil War, a decree of Parliament. 

  • A law enacted by the Hong Kong Legislative Council. 

  • A temporary law promulgated by the president on the recommendation of the cabinet. 

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