dy, ratty, breaking down, rundown, dingy, tattered, all the worse for wear, wasting away, eroding, better, faded, bedraggled, decrepit, dilapidated, sleazy, shabby, broken-down, rotten, threadbare, tatty, wearing away, breaking up, tacky, dying, falling to pieces, falling, shoddy, down-at-heel, scruffy, tumbling down, rusting, mangy, oxidizing, scrubby
disintegrating (part of speech: verb)
deteriorating (part of speech: verb)
downgrading, worsening, atrophying, deteriorating, waning, lapsing, relapsing, fading, slipping, getting worse, slumping, dilapidating, mouldering, ebbing, collapsing, retrogressing, regressing, sinking, sliding, tergiversating, reverting, falling apart, wilting, declining, going downhill, withering
- What were they all- Momola, her child, and her persecutors- but a sickly growth of the decaying social order? - "The Valley of Decision", Edith Wharton.
- The site of the village, from a sanitary point of view, was a very bad one, not only because it was low and confined, but because in the valley immediately back of it there were a number of stagnant, foul- smelling ponds and pools, half overgrown with rank tropical vegetation, and so full of decaying organic matter that when I passed them for the first time on my way to the front I instinctively held my breath as much as possible because the very air from them seemed poisonous. - "Campaigning in Cuba", George Kennan.
- These butterflies may be seen rather frequently from midsummer on, visiting various flowers and sipping the juices from decaying fruits beneath the trees. - "Butterflies Worth Knowing", Clarence M. Weed.