grumpily

from WordNet (r) 3.0 (2006)
grumpily
    adv 1: in an ill-natured manner; "she looked at her husband
           crossly" [syn: {crossly}, {grouchily}, {grumpily}]
    
from The Collaborative International Dictionary of English v.0.48
Grumpily \Grump"i*ly\, adv.
   In a surly manner; sullenly. [Colloq.]
   [1913 Webster]
    

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