change for the worse

See: adulterate
References in classic literature ?
The change for the worse was so rapid that we had no time to send for you.
It is only two days since I called here last, and I see a marked change in her for the worse--physically and morally, a change for the worse.
They all shuddered at the threat, for here they had a good home, and a new one was likely to be a change for the worse.
They couldn't well change for the worse," she continued; "and queer as it all is there's them as finds their duties made a lot easier to stand up under.
Either she was mistaken, or the change for the worse in the weather made it not easy to hear slight noises in the house.
They would have been married immediately but for an alarming change for the worse in the condition of Dermody's health.
Playmore wrote, "to see a change for the worse in Dexter.
Even that distant reference to Anne produced an ominous change for the worse in Lady Holchester's manner.
No better; if there is any change, it is a change for the worse.
If he change at all he can only change for the worse, for we cannot suppose him to be deficient either in virtue or beauty.
Blanche played 'trente et quarante' with fair success, but, later, her luck took a marked change for the worse.
Within the last day or two there has been a marked change in him--a change for the worse.