Diddle (verb)

1. To cheat or swindle someone.
2. To waste time or engage in idle activity.

Origin:

The origin of this word is uncertain, but it is known to have been used in the 15th century.

Examples:

1. He diddled his customers out of their money.
2. I can't believe he diddled me out of my share of the profits.
3. She diddled away the afternoon on her phone.
4. The company diddled its customers by charging them extra fees.
5. He diddled me out of my rightful inheritance.