inenubilable
semicryptic
anyone's guess
wonder
clouded
enigmatical
enigma
runish
some
inexplicably
dark
gnomic
arcane
unearthly
head-scratcher
curiously
fremd
mind-boggler
unusual
mysteried
queer as a clockwork orange
turbid
new
unorthodox
like the wind
mystic
mystery
insoluble
mysterioso
enigmatic
enigmalike
mysteryless
seld
inconceivability
freak
uncanny
antrin
galaxy-brain
mutant
quaint
freaky
peculiarly
rocking horse shit
oddment
ironic
mysterious
boggler
some something or other
crackpot
mysteriously
inevident
normal for Norfolk
riddle wrapped up in an enigma
implausibility
noncategorizable
freakish
outlandish
enigmatize
needle in a haystack
alien
the plot thickens
weird
unusuality
exotic
fathomless
unclearness
peculiarsome
unwilfully
proverb
unploughed
obscurely
uncategorizably
off-the-wall
fantastic
crank
funny
enigmatically
semiparadoxical
peculiar
tenebrose
way-out
far-out
ostrobogulous
wifty
vanishing
unique
offbeat
gonzo
problem
idiosyncratic
unfamiliar
inapplicability
quirky
unthinkable
oracular
kinky
strangelet
semiobscure
subobscure