Jacks and Shim

Jacks noun - A game in which jackstones are thrown and picked up in various groups between bounces of a small rubber ball.

Shim and jacks are semantically related. In some cases you can use "Shim" instead a noun "Jacks".

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

Jacks and shim are semantically related. Sometimes you can replace term "Jacks" with "Shim", this nouns are similar.