Superlative form of bloodthirsty: most bloodthirsty.(adjective)
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Use "bloodthirstiest" in a sentence
"Or are they throwing down for the largest, bloodthirstiest, thievingest gang in the world?"
"In that case, this is going to be the bloodthirstiest Oscars EVER!"
"Suicidal killers in front of him, a house full of colleagues behind him, scrambling for safety during one of the bloodiest and bloodthirstiest attacks of the Afghan war."