Definition of dilapidated:
tatterdemalion, rundown, ratty, tumbledown, delinquent, mangy, old, remiss, creaky, tattered, tumbledown, seedy, threadbare, deserted, decaying, shoddy, bedraggled, broken-down, dingy, woebegone, decaying, run-down, unsound, in disrepair, sleazy, ramshackle, neglected, damaged, flea-bitten, decrepit, tatty, down-at-heel, tacky, tumble-down, abandoned, derelict, ruinous, draggled, neglectful, crumbly, scrubby, better.
deteriorated (part of speech: verb)
- got worse,
- gotten worse,
- went downhill,
- fell apart,
- gone downhill,
- fallen apart,
- poor (part of speech: adjective)
- disintegrated (part of speech: adjective)
- "Out of the Triangle", Mary E. Bamford.
I got in and seated myself gingerly on one of the dilapidated seats, noting that the warning signs " For White" and " For Colored" had been smeared over with just enough paint to make the intent of obliteration clear without actually doing so.- "Greener Than You Think", Ward Moore.
- "Lord John in New York", C. N. Williamson A. M. Williamson.