A culture of prudery is a social environment where people tend to display excessive modesty and avoid discussing topics considered taboo. Some synonyms for this culture could include a puritanical society, a culture of shame, a conservative community, or a moralistic group. Other terms that may describe this type of culture include a society of discretion, a tradition of modesty, or a community with strict moral values. In all of these cases, people tend to shy away from discussing sensitive topics or engaging in behaviors that could be considered too provocative or risque. This type of culture can be deeply ingrained in a society and may be difficult to change.