Acorn Bootie Slippers

slippers
A light slip-on shoe, esp. one used for dancing
A comfortable slip-on shoe that is worn indoors
(slipper) low footwear that can be slipped on and off easily; usually worn indoors
A slipper or houseshoe is a semi-closed type of indoor footwear, consisting of a sole held to the wearer's foot by a strap running over (or between) the toes or instep. Slippers are soft and lightweight compared to other types of footwear.
(slipper) skidder: a person who slips or slides because of loss of traction

bootie
bootee: a slipper that is soft and wool (for babies)
A soft shoe, typically knitted, worn by a baby
A protective shoe or lining for a shoe
Bootie is the first club night in the United States dedicated solely to mashups and bootlegs, and is now the biggest all-mashup party in the world.
Any soft, socklike shoe
(Booties) Footwear made of neoprene. Usually used by snorkel/scuba divers and commonly used by canoeists.

acorn
Acorn Computers was a British computer company established in Cambridge, England, in 1978. The company produced a number of computers which were especially popular in the UK. These included the Acorn Electron, the BBC Micro and the Acorn Archimedes.
The fruit of the oak, a smooth oval nut in a rough cuplike base
fruit of the oak tree: a smooth thin-walled nut in a woody cup-shaped base
The acorn, or oak nut, is the nut of the oaks and their close relatives (genera Quercus and Lithocarpus, in the family Fagaceae). It usually contains a single seed (rarely two seeds), enclosed in a tough, leathery shell, and borne in a cup-shaped cupule. Acorns vary from 1–6 cm long and 0.