A noun appearing as G. duivrant “aqueduct” in the Gnomish Lexicon of the 1910s, a combination of G. duif “stream” and G. rantha “bridge” (GL/31).
Neo-Sindarin: This word can be salvaged as ᴺS. duiniant by switching the initial element to S. duin “river” and the final element to S. iant “bridge”.
A noun appearing as G. duivrad “canal” in the Gnomish Lexicon of the 1910s, a combination of G. duif “stream” and G. rada “path” (GL/31).
Neo-Sindarin: This word can be salvaged as ᴺS. duidhrad by switching the initial element to S. duin “river”.