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subtleties
Nounsubtlety has 2 senses
nuance, nicety, shade, subtlety, refinement - 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" --1is a kind ofmeaning, significance, signification, import
subtlety, niceness - the quality of being difficult to detect or analyze; "you had to admire the subtlety of the distinctions he drew" --2is a kind ofdifficulty, difficultness