ESP vs extrasensory perception

ESP and extrasensory perception both are nouns.

Word	Noun	Adjective	Verb	Adverb
ESP	Yes	No	No	No
extrasensory perception	Yes	No	No	No

As nouns, ESP and extrasensory perception are synonyms defined as:

ESP and extrasensory perception: apparent power to perceive things that are not present to the senses

Other synonyms of ESP include clairvoyance, E.S.P., second sight.

ESP (noun)	extrasensory perception (noun)
apparent power to perceive things that are not present to the senses	apparent power to perceive things that are not present to the senses