Frozen and Scared stiff

Frozen adjective - Firmly positioned in place and difficult to dislodge.

Scared stiff and frozen are semantically related In some cases you can use "Scared stiff" instead an adjective "Frozen".

Frozen and scared stiff are semantically related in fearful topic. Sometimes you can use "Frozen" instead an adjective phrase "Scared stiff", if it concerns topics such as afraid, terrified, very scared.