Antonyms of adj unworkable

1 sense of unworkable

Sense 1
impracticable, infeasible, unfeasible, unworkable -- (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")

INDIRECT (VIA impossible) -> possible -- (capable of happening or existing; "a breakthrough may be possible next year"; "anything is possible"; "warned of possible consequences")

Similarity of adj unworkable

1 sense of unworkable

Sense 1
impracticable, infeasible, unfeasible, unworkable -- (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")
       => impossible (vs. possible) -- (not capable of occurring or being accomplished or dealt with; "an impossible dream"; "an impossible situation")