THESAURUS
on the shelf
abandoned, abjured, antiquated, antique, archaic, deserted, discontinued, disused, done with, not worth saving, obsolescent, obsolete, old, old-fashioned, out, out of use, out-of-date, outdated, outmoded, outworn, past use, pensioned off, relinquished, renounced, resigned, retired, superannuate, superannuated, superseded, worn-out