unvanquishable

unvanquishable

(ʌnˈvæŋkwɪʃəbəl) adjliterary not able to be vanquished or overcome; unconquerable; undefeatable

Thesaurus

Adj.

1.

unvanquishable - incapable of being overcome or subdued; "an invincible army"; "her invincible spirit"invincible, unbeatableunconquerable - not capable of being conquered or vanquished or overcome; "a tribute to his courage...and his unconquerable will"- R.E.Danielson; "faced unconquerable difficulties"