strenuously
Definitions
In a manner requiring or using great exertion or energy.
With great effort, vigor, or intensity.
Examples
The defense attorney strenuously objected to the prosecutor's line of questioning.
She strenuously denied the allegations made against her during the press conference.
The activists campaigned strenuously for the protection of the local wetlands.
Synonyms
vigorously energetically intensely forcefully stoutly zealously hard
Antonyms
lazily weakly lethargically halfheartedly passively indifferently feebly