Out of control and Weak-kneed

Weak-kneed and out of control are semantically related In some cases you can use "Weak-kneed" instead an adjective phrase "Out of control".

Weak-kneed adjective - Lacking strength of will or character.

Out of control and weak-kneed are semantically related in dizzy topic. Sometimes you can use "Out of control" instead an adjective phrase "Weak-kneed", if it concerns topics such as light-headed.