impossible to understand; impossible to decipher
unable to fight (esp. in video games); unconscious; knocked out; dead
being beyond recovery; having no hope of recovery
out of control; uncontrollable
inevitable; inescapable; unavoidable
unmeasurable; impossible to measure
unrecoverable; irreversible; irreparable
unidentifiable; indiscernible; unrecognizable; indistinguishable
unrecognized; unrecognizable
unenforceability; impossibility of performance
non-transferable; non-assignable; unassignable; non-negotiable
non-receipt notification request indication
non-repudiation of submission
non-repudiation of origin
aphagia; aglutition; acataposis