Formless and Ill-defined

Formless adjective - Having no definite or recognizable form.

Ill-defined and formless are semantically related. in nebulous topic. In some cases you can use "Ill-defined" instead an adjective "Formless".

Nearby Word: form

Ill-defined adjective - Poorly stated or described.

Formless and ill-defined are semantically related. Sometimes you can use "Formless" instead an adjective phrase "Ill-defined".