By evening Perrault secured another dog, an old husky, long and lean and gaunt, with a battle-scarred face and a single eye which flashed a warning of prowess that commanded respect.
He was a killer, a thing that preyed, living on the things that lived, unaided, alone, by virtue of his own strength and prowess, surviving triumphantly in a hostile environment where only the strong survived.
There are no more uses of "prowess" in the book.
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Their defensive prowess helped them win the Super Bowl.
They soon began to boast of their respective superiority to each other in strength and prowess.