Indefensible

Adjective

 * 1) Not defensible; not capable of being defended; vulnerable.
 * 2) Incapable of being justified or excused; inexcusable; unpardonable.
 * 3) Incapable of being explained; untenable; insupportable; invalid.

Antonyms

 * defensible

Derived terms

 * indefensibility
 * indefensibleness
 * indefensibly

Thesaurus
exceptionable, impossible, inadmissible, inexcusable, inexpiable, intolerable, irremissible, objectionable, unacceptable, unallowable, unconscionable, undesirable, unforgivable, unjustifiable, unpardonable, unreasonable, unsuitable, untenable, unwarrantable