What an impostor tries to sell Crossword Clue

 The answer to the crossword clue "What an impostor tries to sell" is FALSEHOOD.

An impostor is someone who pretends to be someone they are not. They often try to sell false information or products in order to deceive others.

Here are some other words that can be used to describe a falsehood:

Lie

Deception

Fraud

Hoax

Scam

Fabrication

I hope this helps!