spareorder
nounUK /ˈspeəˌɔːdə/
US /ˈsperˌɔːrdər/
A spareorder is an extra order you keep just in case you need it.
The shop made a spareorder of pencils so we would not run out.
OTHER MEANINGS
2. An additional instruction given to be used only if needed.
The coach gave a spareorder in case the first plan failed.
3. A second request sent to replace one that might be lost.
She sent a spareorder to the printer after the first one went missing.
4. A duplicate purchase kept in storage for later use.
The school keeps a spareorder of books in the closet.