Slipped

The book slipped from his lap and onto the floor.

He slipped and used a curse word in front of his grandmother.

He slipped his arm around her waist and guided her through the crowded dance floor.

The building's safety standards have slipped over the years due to lack of maintenance.

She slipped and made an error in her calculations, resulting in an incorrect answer.

He slipped the ring onto her finger, asking her to marry him.

The economy has slipped into a recession due to the pandemic.