unwadable
/ˌʌnˈwædəbəl/Definitions
1. adjective
Capable of being unwaded; difficult to wade through, especially due to depth or water velocity.
“The unwadable river was treacherous for swimmers.”
2. adjective (rare)
Not easily unwaded or cleared; having a tangled or matted condition.
“The unwadable mess of the tangled fishing net was difficult to clean.”