The results, overall, are predictable â San Francisco is the most liberal, while Mesa, Arizona is most conservative â with a few surprises embedded in the list.
1 keenly In a keen manner; eagerly; sharply; with keenness or intensity; acutely.
Assuming you want to know what keenly aware of means you need to examine the first word keen: which in this case is used to mean sharp (as in a knife's edge).