Found 2 items, similar to unwarrantable.
English → English (WordNet) Definition: unwarrantable unwarrantable adj : incapable of being justified or explained [syn: indefensible, insupportable, unjustifiable, unwarranted]
English → English (gcide) Definition: Unwarrantable Unwarrantable \Un*war"rant*a*ble\, a. Not warrantable; indefensible; not vindicable; not justifiable; illegal; unjust; improper. -- Un*war"rant*a*ble*ness, n. -- Un*war"rant*a*bly, adv. [1913 Webster]