Crossword Genius

Chinese art best unframed if hung freely (4,4)

Ross

I believe the answer is:

feng shui

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(Other definitions for feng shui that I've seen before include "Chinese system of energy flows" , "guide to oriental building" , "Chinese principles of the flow of energy in buildings" , "Chinese values" , "rule for building" .)

I've seen this clue in The Times.
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