psychic phenomenon vs parapsychology

psychic phenomenon and parapsychology both are nouns.

Word	Noun	Adjective	Verb	Adverb
psychic phenomenon	Yes	No	No	No
parapsychology	Yes	No	No	No

As nouns, psychic phenomenon and parapsychology are synonyms defined as:

psychic phenomenon and parapsychology: phenomena that appear to contradict physical laws and suggest the possibility of causation by mental processes

Other synonyms of psychic phenomenon include psychic phenomena.

psychic phenomenon (noun)	parapsychology (noun)
phenomena that appear to contradict physical laws and suggest the possibility of causation by mental processes	phenomena that appear to contradict physical laws and suggest the possibility of causation by mental processes