Verb change

Plain form
space

Third-person singular
spaces

Past tense
spaced

Past participle
spaced

Present participle
spacing

  1. The present participle of space.

Noun change

Singular
spacing

Plural
spacings

  1. The way two or more things are separated by spaces.
    The spacing of the desks keeps students from copying each other's work.
    I don't really like the layout, the spacing is weird.
  2. The space between two or more things.
    Put some more spacing between those two words to make them more readable.