At the lower end, each human brain thinned away past the brain stem to the spinal cord.

The world kept thinning away at irregular intervals and dissolving.

The steam slowly thinned away, to reveal an almost human-sized god, standing confusedly by the side of the pool.

Sunlight seeped though the window and the air grew less acrid as the smoke thinned away.

Soon the atmosphere outside their craft thinned away.

Drowsily she watched as the crowd slowly thinned away.

Far more quickly than I would ever have guessed, it thinned away as the source of light brightened.

The fog was thinning away under the pressure of an invisible sun.

Then each step started to sound clearer than the one before, as the distance to her thinned away.

As the horde thinned away, hurrying to block the entrances, Yso was able to land her cone.