Manipulate (verb)

1. Handle or control (a tool, mechanism, information, etc.) with skill.
2. Control or influence (a person or situation) cleverly, unscrupulously, or deceptively.
3. Move or adjust (something) with one's hands.
4. Arrange or present (information or figures) in a way that is intended to deceive or mislead.

Origin:

Early 17th century: from french manipuler or latin manipulare "handle, manage", from manus "hand" + -pulare (from pes, ped- "foot"), on the pattern of words such as administrate.

Examples:

1. He manipulated the knife expertly.
2. She manipulated the situation to her advantage.
3. He manipulated the data to support his argument.
4. He manipulated the stock market.
5. She manipulated the people around her.