Demean. Behave, comport, act, conduct one’s self.
Ant. Misbehave.
Demerit. Fault, delinquency, misdeed, failure.
Ant. Credit, merit, worth, excellence, desert.
Democratic. Popular, representative, republican, radical.
Ant. Imperial, aristocratic, regal, oligarchical, autocratic, despotic, tyrannical, constitutional, conservative.
Demolish. Overthrow, destroy, overturn, raze, ruin.
Ant. Restore, repair; build, construct, make.
Demonstration. Exhibition, exemplification; manifestation, illustration; evidence, proof, certainty, conclusion, consequence, induction, inference, deduction.
Ant. Concealment, secrecy; theory, supposition.