The process of river formation, action, or erosion; the geological work performed by flowing rivers over time.
From fluvial + -tion (noun suffix from Latin -tio). This suffix transforms verbs and adjectives into abstract nouns describing processes or conditions.
Fluviation is one of Earth's greatest sculptors—it's the patient, relentless work of water carving through rock that creates the Grand Canyon, yet we barely notice it in our short human lifespans.
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