Parapsychology and Table rapping

Parapsychology noun - Phenomena that appear to contradict physical laws and suggest the possibility of causation by mental processes.

Table rapping and parapsychology are semantically related. In some cases you can replace phrase "Table rapping" with "Parapsychology", this terms are similar.

Table rapping noun - Alleged form of communication with spirits of the dead.

Parapsychology and table rapping are semantically related. You can use "Parapsychology" instead a noun phrase "Table rapping".