Cistercian vs Trappist

Cistercian

adj
  • Of, pertaining to or characteristic of the Cistercian Order and its members. 

noun
  • A member of a monastic order which follows the Benedictine rule and emphasizes silent contemplative prayer. 

Trappist

adj
  • Of or relating to this monastic order. 

noun
  • A monk or nun of the Order of Cistercians of the Strict Observance (a branch of the Cistercians Roman Catholic religious brotherhood that use a particularly strict interpretation of the Rule of St Benedict). 

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