Abeyance
/əˈbeɪəns/
Definition 1 of 2
Pro Tip 1/3Temporary Halt
Abeyance implies a temporary stop, not permanent. It suggests plans might resume later. 
Development was in abeyance until the budget was approved.
Pro Tip 2/3Technical Usage
Frequently used in specialized or formal contexts, like law, projects, or plans. 
The construction proposal is currently in abeyance while awaiting zoning permits.
Pro Tip 3/3Not Obsolete
Abeyance doesn't mean something is outdated, only that it's presently inactive. 
The old factory was in abeyance, awaiting new machinery to restart production.