pu·ri·tan·ism /ˈpjʊrətṇˌɪzəm/
  清教,清教主義,嚴正主義
  Pu·ri·tan·ism n. The doctrines, notions, or practice of Puritans.
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  Puritanism
       n 1: the beliefs and practices characteristic of Puritans (most
            of whom were Calvinists who wished to purify the Church
            of England of its Catholic aspects)
       2: strictness and austerity in conduct and religion