Pit and Pothole

Pit noun - A sunken area forming a separate space.

Pothole is a synonym for pit in hole topic. In some cases you can use "Pothole" instead the word "Pit" as a noun or a verb, when it comes to topics like make holes in.

Pothole noun - A pit or hole produced by wear or weathering (especially in a road surface).

Pit is a synonym for pothole in chuckhole topic. You can use "Pit" instead a noun "Pothole".