Suddenly, though, his two principal rivals were moving at him.

It absorbed its two remaining principal rivals, and went on to control 90 percent of the telegraph business.

He considered Philippe Gilbert to be his principal rival for the race.

The second is the rapid re-emergence of China as the region's principal rival for investment and trade.

Those two versions are the principal rivals in the amendment battle, but hardly the only contenders.

"It's probably safer for us all if our principal rival can be more intelligent."

During the 1950s and 1960s, the club's principal rival was, the now defunct, Drumcondra.

Seen as a principal rival to Jiang since then.

He was George's principal rival for academic honors in the city.

Even a top executive at Coca-Cola's principal rival has something nice to say.