Nouns

(n)darnel, tare, bearded darnel, cheat, Lolium temulentumweedy annual grass often occurs in grainfields and other cultivated land; seeds sometimes considered poisonous
(n)chess, cheat, Bromus secalinusweedy annual native to Europe but widely distributed as a weed especially in wheat
(n)deceiver, cheat, cheater, trickster, beguiler, slickersomeone who leads you to believe something that is not true
(n)swindle, cheat, rig, fraudthe act of swindling by some fraudulent scheme“that book is a fraud”
(n)cheat, cheatinga deception for profit to yourself

Verbs

(v)cheat, rip off, chiseldeprive somebody of something by deceit“The con-man beat me out of $50”, “This salesman ripped us off!”, “we were cheated by their clever-sounding scheme”, “They chiseled me out of my money”
(v)cheat, chouse, shaft, screw, chicane, jockeydefeat someone through trickery or deceit
(v)cheat, chiselengage in deceitful behavior; practice trickery or fraud“Who's chiseling on the side?”
(v)cheat on, cheat, cuckold, betray, wanderbe sexually unfaithful to one's partner in marriage“She cheats on her husband”, “Might her husband be wandering?”