Subtlety
Part of speech: noun
Definition: The quality or fact of being subtle. An instance of being subtle, a subtle thing, especially a subtle argument or distinction. An ornate medieval illusion dish or table decoration, especially when made from one thing but crafted to look like another.
Example sentence: An action movie should, like any other, follow the narrative traditions of literature. That means there should be subtlety, a slow build and a gradual bringing together of all the separate threads of the plot. To see all of it coming together slowly is very rewarding for the audience.
Niceness
Part of speech: noun
Definition: the quality of being nicean action that demonstrates that quality