extraspace
nounUK /ˈɛkstrə speɪs/
US /ˈɛkstrə speɪs/
Extra space is more room than you need.
We put the boxes in the extra space behind the sofa.
OTHER MEANINGS
2. Empty area left on a page or in a design.
Leave some extra space at the bottom of the poster for the date.
3. Storage room you have beyond what you need.
The attic gives us extra space for old toys.
4. A gap or distance between two things.
Add extra space between the chairs so people can walk through.
5. Time you have free beyond what is planned.
We finished early, so we had extra space in the schedule.