Imperfect and In question

Imperfect adjective - Having a fault.

In question and imperfect are semantically related In some cases you can use "In question" instead an adjective "Imperfect".

Nearby Words: imperfection, imperfectly

In question adjective - Open to doubt or suspicion.

Imperfect and in question are semantically related in able or prone to err topic. Sometimes you can use "Imperfect" instead an adjective phrase "In question".