keepable
adjectiveUK /ˈkiːpəbl/
US /ˈkiːpəbl/
Able to be kept.
This old toy is still keepable because it is not broken.
OTHER MEANINGS
2. Worth keeping because of good quality or value.
Her drawings are keepable, so we put them in a folder.
3. Able to be stored or saved for later use.
Leftover soup is keepable in the fridge for a few days.
4. Able to be maintained or supported over time.
The plan is keepable if everyone helps a little.