liturgical vs trad

liturgical

adj
  • Pertaining to liturgy. 

trad

adj
  • traditional 

noun
  • Irish traditional music 

  • A traditionalist. 

  • Anything traditional, such as a school or a model of car. 

  • traditional climbing. 

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