propriety
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/prəˈpraɪəti/
🇬🇧
/prəˈpraɪəti/
the quality of being correct or morally acceptable according to social or cultural standards
It is important to maintain propriety at all times, especially in a professional setting.
the rules or standards of behavior that are socially acceptable or expected
The propriety of the event required formal attire and polite conversation.