deadpan β Deadpan humour is when you appear to be serious and are hiding the fact that you are joking or teasing someone.
difficult β not easily or readily done; requiring much labor, skill, or planning to be performed successfully; hard: a difficult job.
inexplicable β not explicable; incapable of being accounted for or explained.
mystic β involving or characterized by esoteric, otherworldly, or symbolic practices or content, as certain religious ceremonies and art; spiritually significant; ethereal.
poker-faced β an expressionless face: He can tell a funny story with a poker face.
secret β done, made, or conducted without the knowledge of others: secret negotiations.
sphinxlike β like the Sphinx; enigmatic or inscrutable
unaccountable β impossible to account for; unexplained; inexplicable: The boat has an unaccountable tendency to yaw.
discover β to see, get knowledge of, learn of, find, or find out; gain sight or knowledge of (something previously unseen or unknown): to discover America; to discover electricity. Synonyms: detect, espy, descry, discern, ascertain, unearth, ferret out, notice.
unexplainable β to make plain or clear; render understandable or intelligible: to explain an obscure point. Synonyms: explicate. Antonyms: confuse.
unknowable β not knowable; incapable of being known or understood.
unreadable β not readable; undecipherable; scribbled: His scrawl was almost unreadable.
esoteric β Intended for or likely to be understood by only a small number of people with a specialized knowledge or interest.
abstruse β You can describe something as abstruse if you find it difficult to understand, especially when you think it could be explained more simply.
imaginary β existing only in the imagination or fancy; not real; fancied: an imaginary illness; the imaginary animals in the stories of Dr. Seuss.
inscrutable β incapable of being investigated, analyzed, or scrutinized; impenetrable.
magic β the art of producing illusions as entertainment by the use of sleight of hand, deceptive devices, etc.; legerdemain; conjuring: to pull a rabbit out of a hat by magic.
magical β produced by or as if by magic: The change in the appearance of the room was magical.
metaphysical β pertaining to or of the nature of metaphysics.
mysterious β full of, characterized by, or involving mystery: a mysterious occurrence.
necromantic β a method of divination through alleged communication with the dead; black art.
nonrational β agreeable to reason; reasonable; sensible: a rational plan for economic development.
numinous β of, relating to, or like a numen; spiritual or supernatural.
occult β of or relating to magic, astrology, or any system claiming use or knowledge of secret or supernatural powers or agencies.
otherworldly β of, relating to, or devoted to another world, as the world of imagination or the world to come.
paranormal β of or relating to the claimed occurrence of an event or perception without scientific explanation, as psychokinesis, extrasensory perception, or other purportedly supernatural phenomena.
preternatural β out of the ordinary course of nature; exceptional or abnormal: preternatural powers.
quixotic β extravagantly chivalrous or romantic; visionary, impractical, or impracticable.
sorcerous β of the nature of or involving sorcery.
spiritual β of, relating to, or consisting of spirit; incorporeal.
supernatural β of, relating to, or being above or beyond what is natural; unexplainable by natural law or phenomena; abnormal.
thaumaturgic β pertaining to a thaumaturge or to thaumaturgy.
transcendental β transcendent, surpassing, or superior.
visionary β given to or characterized by fanciful, not presently workable, or unpractical ideas, views, or schemes: a visionary enthusiast.