Source : Webster's Revised Unabridged Dictionary (1913)

Sorely \Sore"ly\, adv.
   In a sore manner; grievously; painfully; as, to be sorely
   afflicted.

Source : WordNet®

sorely
     adv 1: to a great degree; "I missed him sorely"; "we were sorely
            taxed to keep up with them"
     2: in or as if in pain; "she moved painfully forward"; "sorely
        wounded" [syn: {painfully}] [ant: {painlessly}]