traditionalist

noun

1. A person who adheres to tradition, especially in cultural or religious practices.

   “Pullman traditionalists will no doubt maintain that the full-service-at-every-seat principle is popular with their clientele; […].”

   “He speaks at conferences across the country and posts prolifically on social media on topics ranging from the ethics of Covid-19 vaccines (which he has questioned) to the Latin Mass favored by traditionalists (and discouraged by Pope Francis) to local conflicts between priests and bishops.”

   “Among the frontrunners before the conclave began were Pietro Parolin, the Vatican’s secretary of state; Luis Antonio Tagle, a reformer from the Philippines; Péter Erdő, a traditionalist from Hungary; Robert Sarah, a cardinal from Guinea who criticised Francis’s papacy; and the moderate US cardinal Robert Prevost.”

2. A traditional climbing climber.

adj

1. Adhering to tradition, especially in religious practices.

   “The day before, Cardinal Burke and other traditionalist prelates made public an exchange of letters with Francis in which they aired grave doubts about the legitimacy of a major assembly of the world’s bishops and laypeople that will, on Wednesday, begin discussing some of the most sensitive topics in the church.”