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Vinony

aggrade

verb

  1. of river or current, to build up by deposition of detrital matter
L1379791 on Wikidata ↗

Wiktionary

verb

Etymology: Etymology tree Proto-Indo-European *h₂éd Proto-Italic *ad Proto-Italic *ad- Latin ad-bor. English ad- English grade English aggrade From ad- + grade.

  1. to raise the level of a river bed by the deposition of sediment