The treatment of other people in an impolite or discourteous way, or incorrect behaviour in public.
The quality of being done in a clever way that is not obvious or not direct; the quality of being carefully thought out.
The quality of being able to notice or understand things that are not obvious.
An instance of being subtle, a subtle thing, especially a subtle argument or distinction.
The quality of being able to achieve one's aims through clever, delicate or indirect methods.
The quality of being scarcely noticeable or difficult to discern.
An ornate medieval illusion dish or table decoration, especially when made from one thing but crafted to look like another.