Lid and Smoke screen

Lid noun - A piece placed over an open container to hold in, protect, or conceal its contents.

Smoke screen and lid are semantically related. In some cases you can use "Smoke screen" instead a noun "Lid".

Smoke screen noun - (military) screen consisting of a cloud of smoke that obscures movements.

Lid and smoke screen are semantically related. Sometimes you can use "Lid" instead a noun phrase "Smoke screen".