Fraudulent

Fraud"u*lent (?), a. [L. fraudulentus, fr. fraus, fraudis, fraud: cf. F. fraudulent.] 1. Using fraud; tricky; deceitful; dishonest.

2. Characterized by, founded on, or proceeding from, fraud; as, a fraudulent bargain.

He, with serpent tongue, . . .
His fraudulent temptation thus began.
Milton.

3. Obtained or performed by artifice; as, fraudulent conquest. Milton.

Syn. -- Deceitful; fraudful; guileful; crafty; wily; cunning; subtle; deceiving; cheating; deceptive; insidious; treacherous; dishonest; designing; unfair.