deteriorating (part of speech: verb)
fading, sinking, putrefying, atrophying, downgrading, relapsing, degenerating, going downhill, ebbing, regressing, slipping, getting worse, tergiversating, sliding, decaying, retrogressing, falling apart, reverting, collapsing, withering, wilting, slumping, worsening, lapsing, deteriorating, declining, dilapidating, waning
- And what was left now of all those hopes, those strivings, those fiery energies, save here and there in some old- world churchyard a few scratches upon a stone, and perchance a handful of dust in a mouldering coffin? - "Round the Red Lamp Being Facts and Fancies of Medical Life", Arthur Conan Doyle.
- In the openings which time and violence have made, a distant grove of cypresses discover themselves; springing from heaps of mouldering ruins, relieved by a clear transparent sky, strewed with a few red clouds. - "Dreams, Waking Thoughts, and Incidents", William Beckford.
- Mouldering, light grey rocks indicate that the wind and weather past centuries has lashed over them. - "Pictures of Sweden", Hans Christian Andersen.