bubblehead
n.— «Drivers are divided into “incredibly nutty drivers” and “incredibly wacky drivers” with names to match—such as “Commodore Bubblehead,” who “seems to have spent a little too much time bumping his head on the hatchways in the submarine service.”» —“Harboring Liberty In Pursuit Of Happiness, Visitors Find Bean Town Full Of Revolutionary Ideas” by Katherine Calos Richmond Times-Dispatch (Virginia) July 5, 1998. (source: Double-Tongued Dictionary)
Further reading
An anadrome is a word that forms a whole new word when you spell it backwards. For example, the word “stressed” spelled backwards is “desserts.” Some people’s first names are anadromes. There’s the girl named Noel...
The cardboard cylinder left after the last sheet of toilet, tissue, or wrapping paper comes off the roll has inspired families to make up a lot of names for the tube or the sounds you can make with it. These include oh-ah, oh-ah, drit-drit, dah-dah...