Thinking on propriety

/Propriety means the quality of behaving in a way that is socially and morally acceptable, polite, and appropriate.

Meaning and Usage
Definition:
It describes correct moral conduct, good manners, and adherence to established community rules.
Plural form (the proprieties):
Refers to the specific rules of polite behavior and etiquette in social or professional settings.
Example in a sentence:
The board questioned the propriety of using company funds for personal travel.