unfittable
unweighable
noncreasable
uncreasable
uncappable
undesignable
ungaugable
unscalable
unorganizable
unfattenable
unloosenable
unloosable
unmilkable
you can't get a quart into a pint pot
uncollectible
unsqueezable
unelidable
indeterminable
unattestable
inassimilable
uncondensable
unaidable
uncalculatable
unchewable
unguidable
unreconstructible
unfit
unbuildable
measureless
unrestable
inappeasable
unadaptably
unascendable
appeaseless
unstartable
nonbalanceable
unpickable
unreservable
uncontainable
unformattable
ungratifiable
unaugmentable
unimpartible
unconstructible
unconstructable
unimpartable
inconstructible
solid as a rock
unexceedable
informulable