heavily

Slowly as if burdened by much weight.

To a considerable degree.

“he relied heavily on others' data”

Indulging excessively.

“he drank heavily”

In a heavy-footed manner.

“he walked heavily up the three flights to his room”

With great force.

“she hit her arm heavily against the wall”

In a manner designed for heavy duty.

“a heavily constructed car”

“heavily armed”

In a labored manner.

“he breathed heavily”