the.com/shelving
The graveyard where good ideas go to wait politely for a resurrection that never comes.
means Either the boards you store things on, or the act of deferring a plan indefinitely.
from From the noun shelf, of Germanic root meaning a ledge or sandbar; the verb sense of postponing arrived in the 1800s, picturing ideas literally set aside on a high board.
Library logicShelving books is also industry slang for re-storing them.
Polite noTo shelve a project rarely means later, mostly never.
Sandbar kinShelf once meant shallow ledge beneath water.