Mountebank (noun)

1. A person who deceives people in order to get money or other advantages.
2. A charlatan who sells medicine or other goods from a platform or stage.

Origin:

Mountebank is a person who deceives people in order to get money or other advantages. it comes from the italian word "montimbanco" which means a quack or charlatan who sells medicine from a platform or stage. the word was first used in the 16th century.

Examples:

1. He was a mountebank, a fraud, a charlatan who sold fake medicine to the poor.
2. The mountebank promised to cure all ills with his potion.
3. He was a classic mountebank, always talking, always interrupting.
4. She was a mountebank, but that's just the way she is.
5. He's such a mountebank, I can hardly believe anything he says.