Keepsake and Tombstone

Keepsake noun - Something that serves to keep alive the memory of a person or event.

Tombstone and keepsake are semantically related. In some cases you can use "Tombstone" instead a noun "Keepsake".

Tombstone 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.

Keepsake and tombstone are semantically related. Sometimes you can use "Keepsake" instead a noun "Tombstone".