Natural Process of Smoothing or Wearing Away
This page is the CodyCross answer for the clue below from Tracking Time, Group 1044, Puzzle 3 (Before and After).
Question is: Natural Process of Smoothing or Wearing Away
and the answer is: EROSION
Word Meaning:
EROSION — (chiefly uncountable) The result of having been worn away or eroded, as by a glacier on rock or the sea on a cliff face.
Definitions from Wiktionary.