Hair-raising and X-rated

Hair-raising adjective - Causing fear.

X-rated and hair-raising are semantically related. In some cases you can use "X-rated" instead an adjective phrase "Hair-raising".

X-rated adjective - Dealing in or with explicitly sexual material.

Hair-raising and X-rated are semantically related. Sometimes you can use "Hair-raising" instead an adjective phrase "X-rated".