Jigsaw and Tangram

Jigsaw noun - A portable power saw with a reciprocating blade; can be used with a variety of blades depending on the application and kind of cut; generally have a plate that rides on the surface that is being cut.

Tangram and jigsaw are semantically related. In some cases you can use "Tangram" instead a noun "Jigsaw".

Tangram noun - A Chinese puzzle consisting of a square divided into seven pieces that must be arranged to match particular designs.

Jigsaw and tangram are semantically related. You can use "Jigsaw" instead a noun "Tangram".