Who could slip in and out of the house with apparent ease.
Slipping in and out of the water, he ran to the spot.
There were two other children I sometimes saw slipping in or out of the house.
As if he was slipping in and out of roles.
Eventually her father was near death, slipping in and out of consciousness.
Early on Saturday night, he slipped in and out of trouble with his movement.
People watched, slipped in and out of the games, you took somebody's place.
Others know what they're doing so well that they can slip in and out of systems without anyone ever knowing.
They slip in and out of sight as you move through the landscape.
Yanking the door open, she slipped in ahead of me.