headward

About 0.04 uses per million words.

Meaning

1. adjective Cutting backwards or upstream above the original source.
2. adjective Toward the head.
3. adverb In a headward direction.

Similar words

upstreamward obsequent upstreamwards upgradient upbound hind updrainage surfaceward bottomward upward

Often followed by

erosion growth extension and into from fluid cutting migration