nicety

(n) conformity with some esthetic standard of correctness or propriety
- it was performed with justness and beauty
justness, rightness,
(n) a subtle difference in meaning or opinion or attitude
- without understanding the finer nuances you can't enjoy the humor
- don't argue about shades of meaning
nuance, subtlety, refinement, shade,

justness rightness nuance subtlety refinement shade

nicely Nicene