proprieties
n. 礼仪；礼节；社交准则（propriety 的复数）
例句
Ford was a respecter of proprieties and liked to see things done properly.
福特非常注重礼仪，喜欢把事情办得妥帖得体。
《柯林斯英汉双解大词典》
Jack was careful to observe the proprieties, treating her with exaggerated respect.
杰克谨慎遵守礼节，对她过分尊重。
They were careful to observe the proprieties.
他们恪守规矩。
《牛津词典》
