subtlety

The quality of being subtle.

the subtlety of the Mona Lisa’s smile

[H]e had a lifetime of skill in interpreting his father's gestures: those bent knees meant that something of great subtlety was about to be revealed.

The quality of being subtle.

the subtlety of a writer’s analysis / of a singer’s phrasing

Something kinda sad about / The way that things have come to be / Desensitized to everything / What became of subtlety? / How can this mean anything to me / If I really don't feel anything at all?

The quality of being subtle.

With all his usual subtlety, he quietly fixed the problem before anyone else noticed it.

European women often boss their men too, but with a beguiling subtlety unknown to most American females.

The quality of being subtle.

To give subtilty to the simple, to the young man knowledge and discretion.

his subtilty in thinking and reasoning were profound,

An instance of being subtle, a subtle thing, especially a subtle argument or distinction.

The subtleties of this overture are often overlooked.

1561, William Whittingham et al. (translators), Geneva Bible, Wisdom of Solomon 8.8, [S]he [Wisdom] knoweth the subtilties of wordes, and the solutions of darke sentences: