untenable Synonyms

unsupported unreal unfounded unatonable unacceptable specious sophistic pregnable mistaken invalid unsound unsupportable unlogical unpardonable unforgivable defenceless undefendable weaponless vincible unwarranted unwarrantable intolerable intenable insupportable flawed faulty fallacious erroneous defenseless casuistic baseless aidless absurd foolish foundationless inexpiable inexcusableness inexcusable indefensible indefensibility implausible illogical guideless groundless absonous