laboriously
Definitions
In a way that requires considerable time and effort.
With difficulty or in a manner showing signs of strenuous exertion.
Examples
The artist laboriously painted every tiny detail on the canvas.
She laboriously climbed the steep mountain path with her heavy backpack.
The researchers laboriously sifted through thousands of documents to find the missing evidence.
Synonyms
arduously painstakingly strenuously diligently exhaustingly toilsomely labor-intensively
Antonyms
effortlessly easily facilely lightly simply smoothly breezily