Stone and Slabs

Stone noun - A shaped stone laid over or erected near a grave and usually bearing an inscription to identify and preserve the memory of the deceased.

Slabs and stone are semantically related In some cases you can replace term "Slabs" with "Stone", this nouns are similar.

Nearby Words: stony, stoned, stoning, stonily, stoneware

Stone and slabs are semantically related in chunk of solid object topic. You can use "Stone" instead a noun "Slabs".