say it: SUHT-uhl-tee
subtlety is a noun meaning "a subtle difference in meaning or opinion or attitude". It carries 2 recorded senses.
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”
the quality of being difficult to detect or analyze
“you had to admire the subtlety of the distinctions he drew”
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for subtlety come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.