unsuccessfully
adv.in a way that does not achieve the result you wanted. You use this when you try to do something but fail.
adv.in a manner that fails to achieve the desired outcome or objective.
“He tried unsuccessfully to open the locked door.”
“The rescue team searched the area unsuccessfully for three days before calling off the operation.”
“The legal team argued unsuccessfully for a stay of execution, as the judge remained unconvinced by the new evidence presented during the emergency hearing.”
Typically placed after the verb it modifies or at the end of the clause.
Learners often confuse the adverb 'unsuccessfully' with the adjective 'unsuccessful' after a linking verb.
“Hackers had unsuccessfully attempted to access NASA networks in August 2019.”
“Influenced by Kellor and her fellow suffragists, Roosevelt championed women’s right to vote in his political platform when running (unsuccessfully) for a third term as president in 1912.”