Self-Doubter Internal Judge Negative Voice Self-Saboteur Mental Bully Inner Adversary Self-Critic Confidence Thief Internal Skeptic Mental Saboteur Doubt Whisperer Inner Naysayer Self-Deprecator Confidence Killer Mental Antagonist Inner Defeatist Self-Denigrator Thought Saboteur Internal Pessimist Saboteur Naysayer Underminer Detractor Pessimist Cynic Denigrator Belittler Demoralizer Disparager Deflator