Hypertext Webster Gateway: "unsuccessfully"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Unsuccessful \Un`suc*cess"ful\, a.
Not successful; not producing the desired event; not
fortunate; meeting with, or resulting in, failure; unlucky;
unhappy. -- {Un`suc*cess"ful*ly}, adv. --
{Un`suc*cess"ful*ness}, n.
From WordNet (r) 1.7 (wn)
unsuccessfully
adv : without success; "she tried unsuccessfully to persuade him
to buy a new car" [ant: {successfully}]
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