Slipped

He slipped on the wet steps and tumbled down the stairs.

She slipped on the rug and nearly fell down the stairs.

He slipped the envelope from his grasp and it fell between the seats in the car.

She slipped on the wet spot in the kitchen and dropped the dishes she was carrying.

The key slipped out of the lock and onto the ground.

She slipped her feet into the high-heeled shoes, feeling confident and elegant.

His physical condition slipped after he stopped exercising.