undoable

undoable

(ʌnˈduːəbəl) adj1. unable to be done2. able to be reversed or undone

Thesaurus

Adj.

1.

undoable - impossible to achieve; "an unattainable goal"unachievable, unattainable, unrealizableimpossible - not capable of occurring or being accomplished or dealt with; "an impossible dream"; "an impossible situation"