2 adverbs to describe how to unhook

He coolly unhooked the door, gently pushed it back, and stepped within the structure.

The line had a small hook upon the end, and the moment Soma felt that the parcel had reached the bottom of the place, he dexterously unhooked it with a slight jerk and started to haul in.

2 adverbs to describe how to  unhook  - Adverbs for  unhook