Slipped

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

The waiter slipped the tray of drinks and it splattered all over the floor.

The package slipped from the delivery driver's hands and tumbled down the steps.

Her attention slipped away as she daydreamed about the weekend.

I slipped up and forgot to send the important email.

He slipped his backpack off his shoulder and onto the ground.