Bottom of barrel and Ill-formed

Ill-formed and bottom of barrel are semantically related. In some cases you can use "Ill-formed" instead an adjective phrase "Bottom of barrel".

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

Bottom of barrel and ill-formed are semantically related. Sometimes you can use "Bottom of barrel" instead an adjective phrase "Ill-formed".