To roam, walk, wander.

To set some distance apart.

To insert or utilise spaces in a written text.

The action of the verb space.

A way in which objects or people are separated by spaces.

“The spacing of the desks in the exam hall was intended to prevent candidates from copying each other's work.”

The space between two objects or people.

“Put some more spacing between those two words to make them more readable.”

That inserts space between two objects.