wybielić v angličtině:

a suntrap surrounded by trees and whitewashed walls

I don't know how he manages to whitewash his terrible behaviour

Our politicians tried to whitewash that skin game, but it didn't work.

Don't lie to me. I know the whole story was just a whitewash.

Investigators are accused of whitewashing the governor’s record

The official report on the killings has been denounced as a whitewash.