rickety

decaying, deteriorated, deteriorating, rackety, ramshackle, rattletrap, tumbledown

beat-up, bombed-out, dilapidated, dog-eared, down-at-the-heels (or down-at-heel), dumpy, grungy, mangy, mean, miserable, moth-eaten, neglected, ratty, run-down, scrubby, scruffy, seedy, shabby, sleazy, tacky, tatterdemalion, tatty, threadbare, timeworn, tumbledown

abandoned, unkept

desolate, forlorn, godforsaken

broken-down, decrepit, tired, worn-out

bedraggled, dingy, ragged, tattered

broken, damaged, destroyed, harmed, hurt, impaired, injured, ruined, wrecked