dipshit
unwonted
unobtainium
dead donkey
something else
remarkable
stealable
foreign body
junque
negatum
requisite
way-out
sporadicalness
negligibility
all the tea in China
unsaleable
nonexport
rare as rocking horse shit
noncomestible
odd bod
unsalable
heffalump
no great shakes
unessentials
catchpenny
unusual
could be written on the back of a postage stamp
semimalleable
footwear
bad
filch
fol-de-rol
Potemkin village
unknowable
scrag end
priority
distinctive feature
distinguishing characteristic
caviar to the general
untinned
bauble
unmaterial
sleeves from one's vest
superluxury
mystery
hole in the head