In one's birthday suit, 6 letters
In your birthday suit, 6 letters
Like an emperor with new clothes, 6 letters
Like skinny-dippers, 6 letters
Without one's clothes, 6 letters
Like some airport luggage, 9 letters
Open, as a large envelope, 7 letters
Prepare for takeoff?, 7 letters
Remove, as a bracelet, 7 letters