Beg (verb)

1. Ask (someone) earnestly or desperately to do something.
2. Ask for (something) as a charity or a gift.

Origin:

Middle english: from old english bēagan "ask, pray", of germanic origin; related to dutch bidden and german bitten.

Examples:

1. He begged her to stay.
2. She begged him to come back.
3. He begged for forgiveness.
4. She begged for money on the street.
5. He was begging to differ with the statement.