The Collaborative International Dictionary of English v.0.48:

Psychics \Psy"chics\, n.
   Psychology.
   [1913 Webster]

Moby Thesaurus II by Grady Ward, 1.0:

33 Moby Thesaurus words for "psychics":
   bodilessness, ghostliness, immateriality, immaterialness,
   impalpability, imponderability, incorporeality, incorporeity,
   inextension, intangibility, metapsychics, metapsychism,
   nonexteriority, occult phenomena, occultism, otherworldliness,
   panpsychism, parapsychology, psychic monism, psychical research,
   psychicism, psychism, psychosophy, shadowiness, spirit world,
   spirituality, spirituousness, supernaturalism, the occult,
   unearthliness, unsubstantiality, unsubstantialness,
   unworldliness