The following are some nicknames that can describe a person as a cheat:

"Little naughty person": directly points out that this person is a bit naughty. Features.

"Deceitful ghost": vividly expresses the person's cheating behavior.

"Naughty bag": It can not only describe this person as being naughty, but also hint that he may do some naughty things.

"The king of cheating": Emphasizes this person's "king" status in cheating.

"Slippery": It means that this person is more tactful and may use some clever tricks to achieve his own goals.

"Dishonest": Describes this person as being dishonest and unreliable, and may engage in some cheating behavior.

"Little fox": It means that this person is as cunning as a fox, suggesting that he may play some dirty tricks.