This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

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adj. disconnected from something that it should be, or is normally coupled to

In organ-playing. separated or disjoined; not united by means of a coupler: said of keyboards. See organ, 6.

Not coupled; not fastened to a couple or with couplings.

Not wedded; single.

In heraldry, same as découplé.

adj. having the coupling undone

"The result was a rapid increase in interest payments on the debt, and therefore in the deficit; an increase in unemployment, which became uncoupled from the U.S. rate for the first time; and low growth."

uncoupled    uncouples    uncoupling   

disconnect   

uncoupled    couple   

disconnect    disjoin   

couple    decouple    quintuple    supple