archrival

arch·ri·val

 (ärch′rī′vəl)
n.
A principal rival.

archrival

(ˌɑːtʃˈraɪvəl)
n
a chief rival
References in periodicals archive ?
With 7:17 to play in Saturday night's CCIW men's basketball game, Wheaton College had cut archrival North Central's lead to 7 points from 19 and had all the momentum.
Rob Moneyhan of Urban Works Real Estate represented Archrival in the lease negotiations.
As former archrival Britney Spears she appears pretty clueless as she enjoys a shot in the famous spinning chair - and as the ever-shy Sia she gets hilariously lost under her huge blonde wig.
India is an archrival of Pakistan which wants to exclude Pakistan from every game, especially in cricket, and to conquer major games of the world by investing money in them," Mani told Nawa-i-Waqt in a telephonic interview from London
4 UCLA beat archrival USC 65-64 Saturday in front of a crowd of 9,682 at Galen Center.
Tiger Airways of Singapore offered to take over routes from archrival Jetstar Asia.
The wave that engulfed Kodak began way before the first digital cameras appeared in the mid-1990s; it was in 1979, according to Minoru Ohnishi, CEO of archrival Fuji Photofilm.
Names such as Tampella and Sunds Defibrator are now under the Metso banner, and archrival Beloit is no more.
Ford says that the closest any other competitor comes in the variation sweepstakes is its archrival the Chevrolet Silverado with an anemic 15 choices.
Has launched a new line of midrange server computers that steps up the price pressures on its archrival, Sun Microsystems Inc.
Ankara fears US efforts to unite the KDP and its archrival Jalal Talabani's PUK against Saddam Hussein will lead to an independent Kurdish state in Northern Iraq and consequently will spur the Turkish separatist Kurds (PKK) to get their independence.