discreditably

from WordNet (r) 3.0 (2006)

discreditably
    adv 1: in a dishonorable manner or to a dishonorable degree;
           "his grades were disgracefully low" [syn:
           {disgracefully}, {ingloriously}, {ignominiously},
           {discreditably}, {shamefully}, {dishonorably},
           {dishonourably}]

from The Collaborative International Dictionary of English v.0.48

discreditable \dis*cred"it*a*ble\, a.
   Not creditable; injurious to reputation; disgraceful;
   disreputable. -- {Dis*cred"it*a*bly}, adv.
   [1913 Webster]

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