An attempt or disposition to deceive or lead into error; any declaration, artifice, or practice, which misleads another, or causes him to believe what is false; a contrivance to entrap; deception; a wily device; fraud.

Any trick, collusion, contrivance, false representation, or underhand practice, used to defraud another. When injury is thereby effected, an action of deceit, as it called, lies for compensation.

This is behavior which is dishonest and/or fraudulent, where the truth is altered to intentionally mislead and deceive another party.

the quality of being fraudulent

a misleading falsehood

the act of deceiving

Conduct in a business transaction by which one person, through fraudulent representations, misleads another who has a right to rely on such representations as the truth; or, who by reason of an unequal station in life, has no means of detecting such fraud.

an untrue statement of fact intended to deceive or mislead.