What is an adverb for dragged?

There isn't a single perfect adverb for "dragged" because the word itself already implies a slow, laborious action. However, you can use adverbs to modify the *how* of the dragging, depending on what you want to emphasize:

Speed/Effort:

* Slowly: "He dragged the heavy box slowly across the room."

* Laboriously: "She dragged the fallen tree branch laboriously back to the woods."

* Wearily: "The hikers dragged themselves wearily towards the campsite."

* Reluctantly: "He reluctantly dragged himself out of bed."

Direction/Force:

* Awkwardly: "He awkwardly dragged the suitcase through the door."

* Violently: "The storm violently dragged the boat out to sea."

* Forcefully: "She forcefully dragged the child away from the edge."

* Carefully: "He carefully dragged the injured bird to safety."

You could also use adverbs that describe the feeling of the action:

* Painfully: "He painfully dragged his broken leg to the hospital."

* Frustratingly: "The car frustratingly dragged its way up the hill."

Ultimately, the best adverb to use depends on the context and the specific meaning you want to convey.