alertly

adv

1. In an alert manner; with alertness.

   “Behind one of the old oaks which we have described in the preceding chapter, shrouding himself from observation like a hunter watching for his game, or an Indian for his enemy, but with different, very different purpose, Tyrrel lay on his breast near the Buck-stane, his eye on the horse-road which winded down the valley, and his ear alertly awake to every sound which mingled with the passing breeze, or with the ripple of the brook.”

   “I walked fast to avoid being overtaken. Every crossing was a danger, every passenger a thing to watch alertly.”

   “Miss Baker and I exchanged a short glance consciously devoid of meaning. I was about to speak when she sat up alertly and said “Sh!” in a warning voice.”

   “She was wearing tight white shorts and a grey tank top of Jasper’s, in which her small breasts moved alertly.”