Unfixed and Undefined

Unfixed adjective - Not firmly placed or set or fastened.

Undefined and unfixed are semantically related in ambiguous topic. In some cases you can use "Undefined" instead an adjective "Unfixed", when it comes to topics like uncertain.

Nearby Word: unfixing

Undefined adjective - Not seen or understood clearly.

Unfixed and undefined are semantically related in unspecified topic. You can use "Unfixed" instead an adjective "Undefined".