Differences: subtlety/nuance/nicety

[billiejeanie25]

What are the differences between the three words listed in the question? I fail to see the distinction.
Take CAMBRIDGE DICTIONARY, for example:

DEFINITIONS:

1. SUBTLETY: a small but important detail; the quality or state of being subtle or hard to notice
2. NUANCE: a very slight difference in appearance, meaning, sound, etc.

3 NICETY: a detail or small difference that is only obvious after careful thought

EXAMPLES:

1. SUBTLETY:

All the subtleties of the music are conveyed in this new recording.

Listening to the interview, I was impressed by the subtlety of the questions.

1. NUANCE:

The painter has managed to capture every nuance of the woman's expression.

Linguists explore the nuances of language.

1. NICETY: They spent a lot of time arguing about legal niceties.

We don't bother with all the social niceties here.

In each of these examples, these three terms seem to convey the sense of "barely recognizable details or distinctions that the average layperson is unable to distinguish that only intelligent or experienced people can make out"

 

[emsr2d2]

Why do you need any of these words right now? What made you look them up? I'm not sure there's any benefit in your just posting loads of definitions and then trying to get us to put them in some kind of useful context. Wait until you need one of them, give us the complete sentence you're trying to construct and then we might be able to help you choose between them.

 

[jutfrank]

Or, take one word at a time, find several productive examples of use, and investigate the meaning (and equally importantly the use) from there.