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a descent as through liquid (especially through water);
"they still talk about the sinking of the Titanic"
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a slow fall or decline (as for lack of strength);
"after several hours of sinking an unexpected rally rescued the market"
"he could not control the sinking of his legs"
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a feeling caused by uneasiness or apprehension;
"with a sinking heart"
"a sinking feeling in the pit of my stomach"