Shim and Wad

Shim noun - A thin wedge of material (wood or metal or stone) for driving into crevices.

Wad and shim are semantically related. in contents topic. In some cases you can use "Wad" instead a noun "Shim", when it comes to topics like something that takes up.

Wad noun - A considerable amount.

Shim and wad are semantically related. Sometimes you can use "Shim" instead a noun "Wad".