bilker

As a verb evade

is to get away from by artifice; to avoid by dexterity, subterfuge, address, or ingenuity; to elude; to escape from cleverly; as, to evade a blow, a pursuer, a punishment; to evade the force of an argument.

As a noun bilker is

a cheat, especially one who evades payment.

As nouns the difference between cheat and bilker

is that cheat is someone who cheats (informal: cheater) while bilker is a cheat, especially one who evades payment.

As a verb cheat

is to violate rules in order to gain advantage from a situation.