uncambered
/ˌʌnˈkæmbərd/Definitions
1. adjective
Not having been made straight or restored to a normal or correct shape, especially after being curved or bent.
“The old door was still uncambered from when it had been damaged in the storm.”
2. noun
A surface or object that is not straight or even, especially after being curved or bent.
“The uncambered floor made it difficult to walk without stumbling.”