An absolute is a noun with a participle.

The mountain climber edged along the cliff.

absolute
The mountain climber edged along the cliff, helmet shaking and hands sweating.

absolute phrase
Feet trembling on the snow covered rocks, the mountain climber edged along the cliff.

Guns shooting, the hunters pursued the fleeing Mink.
Drawing his huge sword, the cow got ready to cause some pain.
Tongue lolling lazily, the dog lay on its side sleeping in the warm sun.
I banged my head, brain cells dying every moment or two.
Ian did his hair, curls bouncing, gells shining, and hippiness growing.
The older lady walked through the abandoned park, cane tapping and muscles stretching.
"I'm going to eat a moose," said Gio, finger pointing at a picture of a gazelle.
I looked at the TV, face beaming because the game was 6 to 1.