Definitions
in a futile and unproductive manner
Word origin
From futile + -ly.
Used in a sentence
“Near-synonyms: fruitlessly, pointlessly, to no avail, in vain”
“My fingers clawed futilely at the unyielding portal, while my eyes sought in vain for a duplicate of the button which had given us ingress.”
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer1 curated clues
01“Without useful effect”8 letters
Not quite right?
"Search similar patterns."
F_______