Indefinite and Ill-formed

Indefinite adjective - Being or seeming to be without limits.

Ill-formed and indefinite are semantically related In some cases you can use "Ill-formed" instead an adjective "Indefinite".

Nearby Words: indefinable, indefinitely

Ill-formed adjective - Not grammatical; not conforming to the rules of grammar or accepted usage.

Indefinite and ill-formed are semantically related in shapely topic. Sometimes you can use "Indefinite" instead an adjective phrase "Ill-formed", if it concerns topics such as formless, shapeless.