unimaginable (adj.)
- absurd
- antic
- barred
- beguiling
- doubtable
- doubtful
- dubious
- dubitable
- enigmatic
- exceptional
- extraordinary
- fabulous
- fanciful
- fantastic
- fascinating
- hopeless
- implausible
- impossible
- incomprehensible
- inconceivable
- incredible
- marvelous
- miraculous
- outlandish
- paradoxical
- phenomenal
- preposterous
- problematic
- prodigious
- prohibited
- puzzling
- questionable
- rare
- remarkable
- ridiculous
- self-contradictory
- sensational
- singular
- strange
- striking
- stupendous
- suspect
- suspicious
- tall
- thick
- thin
- unaccountable
- unbelievable
- uncommon
- unconvincing
- unearthly
- unexpected
- ungodly
- unheard-of
- unique
- unknowable
- unprecedented
- unthinkable
- unusual
- unwonted
- wonderful
- wondrous
I stood in unimaginable trance
And agony that cannot be remembered.