mournfully

from WordNet (r) 3.0 (2006)

mournfully
    adv 1: in a mournful manner; "the young man stared into his
           glass mournfully"

from The Collaborative International Dictionary of English v.0.48

Mournful \Mourn"ful\, a.
   Full of sorrow; expressing, or intended to express, sorrow;
   mourning; grieving; sad; also, causing sorrow; saddening;
   grievous; as, a mournful person; mournful looks, tones, loss.
   -- {Mourn"ful*ly}, adv. -- {Mourn"ful*ness}, n.
   [1913 Webster]

   Syn: Sorrowful; lugubrious; sad; doleful; heavy; afflictive;
        grievous; calamitous.
        [1913 Webster]