fordless

fordless [fawrd-lis, fohrd-] ExamplesWord Origin adjective

1. having no ford.
2. that cannot be crossed on foot: a fordless stream.

Origin of fordless First recorded in 1640–50; ford + -less Examples from the Web for fordless Historical Examples of fordless

It is a country of impenetrable forests, fordless rivers, and unclimbable mountains.

Mr. Fortescue

William Westall