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

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v. Present participle of undo.

n. The act of unfastening or loosening.

n. Ruin; destruction.

n. The act of bringing to ruin.

n. A cause or source of ruin; downfall: Greed was his undoing.

n. The act of reversing or annulling something accomplished; a cancellation.

n. That which defeats.

v. Present participle of undo.

n. The reversal of what has been done.

n. Ruin.

n. The reversal of what has been done: as, there is no undoing of the past.

n. Ruin; destruction.

n. loosening the ties that fasten something

n. an act that makes a previous act of no effect (as if not done)

"And they would expect Bart Stupak to immediately begin undoing that proposal as soon as it passed."

loosening    laxation    volte-face    about-face    reversal    policy change   

ruin   

undo   

Ewing    accruing    blueing    bluing    booing    brewing    canoeing    chewing    cooing    cuing