Tonight, he did it against as tenacious and physical an opponent as he has faced, but he turned a 44-39 halftime deficit into another victory.

But the Luo elders have discovered they face a tenacious opponent.

The KGB is a formidable, tenacious, and ruthless opponent.

Williams took the opening set with relative ease, but was forced to dig deep in the second set by her tenacious opponent.

You're a tenacious opponent, Lieutenant, and fairly clever.

Prince Idris, then only 12, eventually became an Italian citizen and a tenacious opponent of Gaddafi's regime.

It is the least I can do for so innovative and tenacious an opponent.

An important shift came when Mr. Petrides, who had been a tenacious opponent of early drafts of the curriculum, appeared ready to approve the revised draft.

When hooked, large individuals are tenacious opponents and are difficult to subdue due to their habit of spinning.

After the fight, Mayweather said that Hatton was one of his toughest, most tenacious opponents.