The Collaborative International Dictionary of English v.0.48:
Muff \Muff\, v. t. [imp. & p. p. Muffed; p. pr. & vb. n.
To handle awkwardly; to fumble; to fail to hold, as a ball,
in catching it.
Moby Thesaurus II by Grady Ward, 1.0:
19 Moby Thesaurus words for "muffed":
botched, bungled, butchered, fumbled, ill-advised, ill-considered,
ill-contrived, ill-devised, ill-done, ill-executed, ill-managed,
impolitic, misconducted, misdirected, misguided, mismanaged,
murdered, negligent, spoiled