Which preposition to use with redoubtable

in Occurrences 2%

But it is said of him that in Corte, where he had married his wife, he had disembarrassed himself very vigorously of a rival who was considered as redoubtable in war as in love; at least, a certain gun-shot which surprised this rival as he was shaving before a little mirror hung in his window was attributed to Mateo.

of Occurrences 1%

Dangerous and treacherous allies, upon whom no real dependence could ever placed, the Indians were nevertheless the most redoubtable of all foes when the war was waged in their own gloomy woodlands.

than Occurrences 1%

It is this that it may be remarked, during the memorable conflicts of the thirteenth century, that when even the bravest of the knights advised their counts or dukes to grant or demand a truce, the citizen militia never knew but one cry"To the charge!" Evidence was soon given of the importance of this new nation, when it became forced to take up arms against enemies still more redoubtable than the counts.

to Occurrences 1%

The whole of this force, so redoubtable to the fears of despotism, consisted of only three thousand cavalry.

Which preposition to use with  redoubtable