Rocky paths
Some what bumpy, probably to make things go through easier.
A road can be described as bumpy, or it can be used as an expression. For example, if someone had a bad time on a flight, they would say that it was very bumpy.
scissors are bumpy, and paper curves over things that are bumpy because it's limber
Bumpy, scaley and slimey!
flat a little bumpy
Rocky terrain, bumpy road surfaces, and cracked pavement are examples of things that are uneven or not smooth.
Yes, some crookneck squashes can have bumpy rinds. The texture of the rind can vary among different varieties and growing conditions, leading to a range of smooth to bumpy surfaces. This characteristic does not typically affect the taste or quality of the squash.
So they can grind up your food
Bumpy, dusty road. Definetely
Its back is itchy and rolling on bumpy things will make the itch go away.
smooth or in some cases bumpy
Some people consider they are due to the humps on their backs.