Source : Webster's Revised Unabridged Dictionary (1913)

Acutely \A*cute"ly\, adv.
   In an acute manner; sharply; keenly; with nice
   discrimination.

Source : WordNet®

acutely
     adv 1: in an acute manner; "she pitied her sister acutely";
            "acutely aware"
     2: having a rapid onset; "an acutely debilitating virus" [ant:
        {chronically}]