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pass on or delegate to another;
"The representative devolved his duties to his aides while he was in the hospital"
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be inherited by;
"The estate fell to my sister"
"The land returned to the family"
"The estate devolved to an heir that everybody had assumed to be dead"
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grow worse;
"Her condition deteriorated"
"Conditions in the slums degenerated"
"The discussion devolved into a shouting match"