mystical (adj.)
- absolute
 - abysmal
 - allegorical
 - anagogic
 - arcane
 - cabalistic
 - categorical
 - clandestine
 - concealed
 - covert
 - cryptic
 - deep
 - divine
 - dormant
 - esoteric
 - furtive
 - hibernating
 - hidden
 - hole-and-corner
 - holy
 - hugger-mugger
 - hush-hush
 - indefinable
 - ineffable
 - inexplicable
 - inextricable
 - insoluble
 - insolvable
 - latent
 - miraculous
 - muffled
 - mysterious
 - mystic
 - occult
 - possible
 - potential
 - preternatural
 - private
 - profound
 - sacred
 - secret
 - sleeping
 - sneak
 - spiritual
 - stealthy
 - submerged
 - supernatural
 - symbolical
 - theosophical
 - ultimate
 - unaccountable
 - undefinable
 - underlying
 - unexplainable
 - unrevealed
 - unsolvable
 - veiled
 - virtual
 
'T is the sunset of life gives me mystical lore,
And coming events cast their shadows before.