| impressionable(adjective, sensitive, intellectual, supernatural, mental) |
| incorporeal(adjective, abstract, theoretical, abstruse, philosophical) |
| inscrutable(strange, odd, supernatural, spiritual, peculiar) |
| insubstantial(abstract, theoretical, abstruse, philosophical) |
| intangible(abstract, theoretical, abstruse, philosophical) |
| invisible(obscure, dark, deep, mysterious, supernatural) |
| jesuitic(abstract, theoretical, abstruse, philosophical) |
| mental(adjective, intellectual, supernatural, spiritual, psychic) |
| monstrous |
| mysterial(supernatural, spiritual, mystical) |
| nondescript |
| nonmaterial(abstract, theoretical, abstruse, philosophical) |
| nonphysical(abstract, theoretical, abstruse, philosophical) |
| nonrational(supernatural, imaginary, spiritual, mystical) |
| noteworthy |
| obscure(dark, deep, mysterious, supernatural, heavenly) |
| oddness(adjective, unreal) |
| off-base(extraordinary, strange, exceptional, irregular, nonstandard) |
| offbeat(adjective, unreal) |
| omnipotent(superior, outstanding, amazing, best, chosen) |