Simple past tense and past participle of shame.(verb)
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Use "shamed" in a sentence
"I think 95% of the population hangs its head in shamed ambarrassment at the way a small hardcore of British tourists behave abroad."
"No. We leave our childhoods behind by starting our periods in shamed silence or losing our virginity in the backseat of a boyfriend's car."
"The Director of the Red Cross was forced to resign in shamed because they (Red Cross) scimmed several millions from donations to the victims to replace their communication system."