The phrase "as the primary enemy" is correct and usable in written English.
It can be used to identify or emphasize the main adversary in a given context, such as in discussions about conflict, competition, or opposition.
Example: "In the context of the ongoing war, many view the neighboring country as the primary enemy."
Alternatives: "as the main adversary" or "as the chief opponent."
Others saw the US as the primary enemy.
C.O.S.V.N. would lead the war against the Americans, who, even before the end of the First Indochina War, in 1954, were beginning to replace the French as the primary enemy.
The article "At Last, Eagles Regain a Perch in the Lower 48" (April 3) missed the mark when it identified hunters (along with DDT) as the primary enemy of the bald eagle.
It turned out that bin Laden regarded the Soviet Union not as the primary enemy, but merely as the weakest link in the chain.
"They're driven by hate, towards Muslims — they see them as the primary enemy and they don't see anything outside that," he said.
Madeline's anxiety and depression are transformed into a physical ghostly "shadow" of her own form, and serves as the primary enemy of the game.
However, at a minimum, one would think the U.S. would try to avoid weakening the side that is fighting the primary enemy, assuming all agree that primary enemy is the Islamic State of Iraq and the Levant, otherwise known as ISIL.
Vortigaunts are first introduced as one of the primary enemies in Half-Life.
Clear bags are a bad sign too, as light is one of the primary enemies of the coffee bean.
But he's committed to protecting the environment, so he trudges forward, battling setbacks, death threats and what he sees as his primary enemy: the fossil fuel industry.
Always viewing Hitler as his primary enemy, despite the Japanese attack on Pearl Harbor, he supplied the Soviet Union with much of the matériel it needed to defeat the Nazis on the Eastern front, an extremely controversial move.
