edder
To bind the top of, interweaving edder.
obsolete, transitive
[…] hedge, with live stakes and layers cut half in two, near the ground, and intertwisted among the stakes sufficiently to maintain their position without eddering the top. The sides of the hedge are cut alternately; […]
Where it comes from
From Middle English *edre, *eder, from Old English eder, edor (“hedge, fence”), from Proto-Germanic *edaraz, *eduraz (“hedge, border”). Cognate with Old High German etar.
Adapted from the Wiktionary entry edder (CC BY-SA 4.0).