Fraudulent

Adjective

 * 1) dishonest; based on fraud or deception
 * 2) false; phony
 * He tried to pass a fraudulent check.

Adverbs for Fraudulent
criminally; obviously; manifestly; apparently; openly; flagrantly; subtly; artfully; shrewdly; cleverly; adroitly; sharply;smartly; miserably; indefensibly; basely; grossly; knavishly; villainously; disgracefully; ignominiously; meanly; shabbily; unscrupulously; extremely; infamously; notoriously; surreptitiously.

Synonyms for Fraudulent
fake, deceitful, dishonest, counterfeit, false, wily, treacherous, tricky, delusive, sham.

Antonyms for Fraudulent
honest, upright, valid, true, authentic.

Derived terms

 * fraudulently

Thesaurus
amoral, artful, bent, brigandish, burglarious, calculating, chiseling, collusive, conscienceless, corrupt, corrupted, counterfeit, covinous, crafty, criminal, crooked, cunning, dark, deceitful, deceptive, devious, dishonest, dishonorable, double-dealing, doubtful, dubious, duplicitous, evasive, fake, false, falsehearted, falsified, felonious, finagling, fishy, forged, furtive, guileful, ill-got, ill-gotten, imitation, immoral, indirect, insidious, kleptomaniac, larcenous, light-fingered, not kosher, pinchbeck, piratelike, piratic, questionable, rotten, scheming, shady, sham, shameless, sharp, shifty, sinister, slippery, sneaky, spurious, sticky-fingered, surreptitious, suspicious, thieving, thievish, treacherous, trickish, tricky, two-faced, unconscienced, unconscientious, unconscionable, underhand, underhanded, unethical, unprincipled, unsavory, unscrupulous, unstraightforward, wily, without remorse, without shame