Attuned means finely aware of and responsive to something. Attuned to her mood, well attuned, attuned to the market.
It always takes to and describes a sensitivity built up over time rather than a natural gift. The image is musical, since being attuned is being tuned to the same pitch as something else.
1adjectiveattunedFinely aware of and responsive to something.
“After years as a nurse, she is attuned to the smallest changes in a patient's mood.”
attuned is a state.
attune comes from ad- + tune.
Etymology from Wiktionary, CC BY-SA