The phrase "alertness against" is not commonly used in written English and may sound awkward.
It could be used in contexts discussing vigilance or awareness in the face of potential threats or dangers.
Example: "The community has increased its alertness against potential cyber threats in recent months."
Alternatives: "vigilance against" or "awareness of".
The singularity of the crimes of the Holocaust, which are without precedent in history, are an exhortation to permanent alertness against all forms of dictatorship and totalitarianism".
We get a sympathetic view of Roosevelt at Yalta, still holding some of his powers of alertness, against dire accounts of other attendees like Churchill's "lugubrious and indiscreet" confidant-doctor, Lord Moran.
In other words, the latency might have created a constant level of alertness against new invaders.
Here his warmth, humor, and alertness play well against the aloof and lugubrious Nixon.
Nancy J. Wesensten, a research psychologist at the Walter Reed Army Institute of Research who is searching for alertness drugs for soldiers, tested modafinil against caffeine in volunteers kept awake for 54 hours.
The world is full of idle people reading books, and they are only too glad to act as detectives; they please their miserable vanity by showing their alertness, and are proud to hear witness against you in the court of parallel columns.
For analogous instances of the alertness of the Court to protect an accused against the effect of pretrial publicity, see Irvin v. Dowd, 366 U.S. 717, 81 S.Ct.
What we don't have is the ability to overcome outmoded and counterproductive evolutionary survival urges: hoarding against famine becomes greed, self-protection becomes aggression, alertness to danger becomes xenophobic fear, the reproductive imperative for survival becomes overpopulation.
They ruled, for example, that there was insufficient scientific evidence to support the health claim made by Unilever that its Lipton Tea helps increase alertness, or by Ocean Spray that its cranberry juice helps protect against urinary tract infections.
And I rarely know the nature of the metaphor when I begin to write, but there is an attentiveness that a writer develops, a sudden alertness that is much like the feel of a fish brushing against a hook.
