Redoubtable
Pronunciation : Re*doubt"a*ble (-*b'l)
Part of Speech : a.
Etymology : [F. redoutable, formerly also spelt redoubtable.]
Definition : Defn: Formidable; dread; terrible to foes; as, a redoubtable hero; hence, valiant; -- often in contempt or burlesque. [Written also redoutable.]
Source : Webster's Unabridged Dictionary, 1913