4 adjectives to describe puritanism

It must have been very irritating to Saint-Gaudens when he fell a victim to that extraordinary official puritanism which sometimes exercises a petty censorship over works of art in America.

"Say anything, but speak to me!" Like a flash he seemed to pass from his own, almost the hermit's way of looking out upon life from the old-fashioned standpoint of his inherent puritanism, into a closer sympathy with those others, the men and women of the world into which he had so lately entered, the men and women who had welcomed him so warm-heartedly, human beings all of them, who lived and loved with glad hearts and much kindliness.

It must have been very irritating to Saint-Gaudens when he fell a victim to that extraordinary official puritanism which sometimes exercises a petty censorship over works of art in America.

Were they, in that isle so distant from Paris, their capital, practising a puritanism unknown at home?

4 adjectives to describe  puritanism