misbuilt

/mɪsˈbɪlt/
verb
  1. Past tense and past participle of misbuild: constructed or assembled incorrectly.
    • The engineer realized he had misbuilt the bridge support when it started to wobble.
    • Because the team misbuilt the app's login system, users couldn't sign in.
    • They misbuilt the shed, so the roof leaked every time it rained.
adjective
  1. Built incorrectly or poorly.
    • The misbuilt toy robot never worked properly.
    • The misbuilt bookshelf collapsed under the weight of the books.
    • We had to tear down the misbuilt wall and start over.
Antonyms