truffare in English:

Don't cheat him.

If you cheat on me again, I definitely won't forgive you.

It occurred to me that the man was trying to cheat me out of my money.

I felt like hitting him when he tried to cheat me.

She was caught UK cheating in her French exam/ US cheating on her French exam. He cheats AT cards.

I never dreamed that George would cheat me.

To my regret there are many students who cheat.

You cheated! But you cheated on her... They cheat just by a little bit.

John was a realy bad cheat

Anyone caught cheating will be disqualified from the exam.

He cheats at cards. You're not allowed to look at the answers— that's cheating.

They cheat ​people by ​charging too much for ​building ​materials.

Why is there more cheating in football today?

Even in the modern era, it is still possible for sportspeople to cheat.

Don't even try to cheat - she will always find out

The company swindled money out of millions of people.

Con artists take advantage of the credulity of inexperienced investors and swindle them out of their money.

She ​felt she had been conned into ​buying the ​car.

The con for this computer is, most definitely, its price.

to con sb into doing sth

Jack was a con, but that was a long time ago.

They tried to pull that old con on me.

Don't try to con me.

He conned me out of £300.

They conned my grandma for 1000 dollars. (Oni okantowali moją babcię na 1000 dolarów.) He's rich because he's been conning for many years. (On jest bogaty, bo kantował przez wiele lat.)

Con artists take advantage of the credulity of inexperienced investors and swindle them out of their money.

There were a lot of opinions, pro and con, on this question.

If pro is the opposite of con is the opposite of progress Congress?

His post is merely a huge con.