unworkable

from WordNet (r) 3.0 (2006)

unworkable
    adj 1: not capable of being carried out or put into practice;
           "refloating the sunken ship proved impracticable because
           of its fragility"; "a suggested reform that was
           unfeasible in the prevailing circumstances" [syn:
           {impracticable}, {infeasible}, {unfeasible},
           {unworkable}]

from The Collaborative International Dictionary of English v.0.48

Unworkable \Unworkable\
   See {workable}.

from Moby Thesaurus II by Grady Ward, 1.0

35 Moby Thesaurus words for "unworkable":
      beyond one, functionless, impracticable, impractical, in disrepair,
      inapplicable, infeasible, inoperable, inoperative, insuperable,
      insurmountable, nonfunctional, nonutilitarian, otiose,
      out of order, out of whack, too much for, unachievable,
      unattainable, uncompassable, unconducive, undoable, uneffectible,
      unemployable, unfeasible, unfit, unhelpful, unnegotiable,
      unperformable, unrealizable, unserviceable, unsuitable,
      unsurmountable, unusable, useless

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