Following are all the undefendable like words, in the list below.
UNDEFENDED
100% like undefendable
VULNERABLE
99.9% like undefendable
ASSAILABLE
99.78% like undefendable
OPEN
99.71% like undefendable
INDEFENSIBLE
33.39% like undefendable
UNDEFENSIBLE
33.39% like undefendable
UNFORTIFIABLE
33.39% like undefendable
INDEFENSIVE
33.39% like undefendable
UNPROTECTABLE
33.39% like undefendable
UNFIGHTABLE
33.39% like undefendable
UNDEFEATABLE
33.39% like undefendable
UNTHREATENABLE
33.39% like undefendable
UNCOMBATABLE
33.39% like undefendable
UNGUARDABLE
33.39% like undefendable
UNREBUTTABLE
33.39% like undefendable
UNFLANKABLE
33.39% like undefendable
UNATTACKABLE
33.39% like undefendable
UNWOUNDABLE
33.39% like undefendable
UNJUDGEABLE
33.39% like undefendable
UNDEFILABLE
33.39% like undefendable
UNTHWARTABLE
33.39% like undefendable
UNEVALUATABLE
33.39% like undefendable
UNIMPROVABLE
33.39% like undefendable
UNDEFIABLE
33.39% like undefendable
UNSUPERABLE
33.39% like undefendable
UNEMENDABLE
33.39% like undefendable
UNINSPECTABLE
33.39% like undefendable
UNDEFINABLE
33.39% like undefendable
INVULNERABLE
33.39% like undefendable
UNWITHSTANDABLE
33.39% like undefendable
UNVALIDATABLE
33.39% like undefendable
UNCONVINCIBLE
33.39% like undefendable
UNWINNABLE
33.39% like undefendable
UNCOMMANDABLE
33.39% like undefendable
UNDETERRABLE
33.39% like undefendable
UNBLUFFABLE
33.39% like undefendable
UNASSERTABLE
33.39% like undefendable
UNCOUNTERABLE
33.39% like undefendable
GUARDLESS
33.39% like undefendable
UNHARMABLE
33.39% like undefendable
UNFEARABLE
33.39% like undefendable
UNCOMEATABLE
33.39% like undefendable
UNDEFLECTABLE
33.39% like undefendable
UNKILLABLE
33.39% like undefendable
UNSTAUNCHABLE
33.39% like undefendable
UNDEFACEABLE
33.39% like undefendable
UNTAKABLE
33.39% like undefendable
INEXPUGNABLE
33.39% like undefendable
UNWARRANTABLE
33.39% like undefendable
UNMUSTERABLE
33.39% like undefendable
UNEXPUGNABLE
33.39% like undefendable
UNCONQUERABLE
33.39% like undefendable
UNIMPUGNABLE
33.39% like undefendable
UNVENDIBLE
33.39% like undefendable
UNIMPREGNABLE
33.39% like undefendable
UNGUARDED
33.39% like undefendable
UNVANQUISHABLE
33.39% like undefendable
UNTOUCHABLE
33.39% like undefendable
UNPATROLLABLE
33.39% like undefendable
UNINVADABLE
33.39% like undefendable
UNASSAULTABLE
33.39% like undefendable
UNCLASSIFIABLE
33.39% like undefendable
UNFINABLE
33.39% like undefendable
INCONVINCIBLE
33.39% like undefendable
UNSUBDUABLE
33.39% like undefendable
UNFENCED
33.39% like undefendable
UNEMBRACEABLE
33.39% like undefendable
UNDEFENSIVE
33.39% like undefendable
UNHOLDABLE
33.39% like undefendable
UNTARGETABLE
33.39% like undefendable
UNCAPTURABLE
33.39% like undefendable
UNPROTECTED
33.39% like undefendable
NONDEFINABLE
33.39% like undefendable
UNEXPLOITABLE
33.39% like undefendable
UNDEFENCED
33.39% like undefendable
UNQUALIFIABLE
33.39% like undefendable
UNSCORABLE
33.39% like undefendable
UNDEVELOPABLE
33.39% like undefendable
UNSURRENDERABLE
33.39% like undefendable
UNSLAYABLE
33.39% like undefendable
UNPLEADABLE
33.39% like undefendable
UNVENDABLE
33.39% like undefendable
UNABATABLE
33.39% like undefendable
UNTRAPPABLE
33.39% like undefendable
UNRUINABLE
33.39% like undefendable
UNCHARACTERIZABLE
33.39% like undefendable
NONCAPABLE
33.39% like undefendable
UNBREACHABLE
33.39% like undefendable
UNDESTROYABLE
33.39% like undefendable
UNENACTABLE
33.39% like undefendable
UNFELLABLE
33.39% like undefendable
UNREBUFFABLE
33.39% like undefendable
UNCHECKABLE
33.39% like undefendable
UNESTABLISHABLE
33.39% like undefendable
UNGREPPABLE
33.39% like undefendable
UNBEHOLDABLE
33.39% like undefendable
UNENCOUNTERABLE
33.39% like undefendable
UNENDORSABLE
33.39% like undefendable
DEFENDERLESS
33.39% like undefendable
UNSECURABLE
33.39% like undefendable
