Killing, Damaging, Deceiving (Off)

to kill someone, typically in a deliberate, sudden, or violent manner

The mob boss ordered his men to bump off the traitor.

to handle or manage something, often perceived as difficult or challenging, successfully or with confidence

Despite his nerves, he carried the speech off in front of a large audience.

(of a gun, bomb, etc.) to be fired or to explode

The fireworks are scheduled to go off at midnight for the New Year's celebration.

to cause the death of a character in a work of fiction, typically for dramatic effects or to advance the plot

The author is planning to kill off one of the main characters in the next book.

to discontinue an activity

She knocked off studying for the exam once she felt confident in her knowledge.

to not punish someone for a wrongdoing, or only give them a light punishment

The parent let the child off for breaking a vase, understanding that it was an accident and not a deliberate act of mischief.

to dispose of something by giving or selling it to someone else though persuasion or deception

He tried to palm off a fake painting as the real deal.

to present oneself or something as someone or something else in a deceptive manner

He tried to pass off his counterfeit bills as real money, but the cashier immediately noticed and called the police.

to quickly and sharply remove something

He picked the sticker off his new book.

to pretend not to be affected by a certain emotion or reaction

She tried to play off her disappointment when she didn't win the award.

to complete a task thoroughly

After weeks of practice, the team polished off their final rehearsal flawlessly.

to make something operate, especially by accident

Please don't set off the car alarm while I'm inside; the keys are on the seat.