DISHONEST

adj. 25B6; adjective FRAUDULENT, corrupt, swindling, cheating, double-dealing; underhand, crafty, cunning, devious, treacherous, unfair, unjust, dirty, unethical, immoral, dishonourable, untrustworthy, unscrupulous, unprincipled, amoral; criminal, illegal, unlawful; false, untruthful, deceitful, deceiving, lying, mendacious; informal crooked, shady, tricky, sharp, shifty; Brit. informal bent, dodgy; Austral./NZ informal shonky; poetic/literary perfidious.