אָטָד ʼâṭâd (H329)

a thorn-tree (especially the buckthorn)

1) bramble, thorn, buckthorn 2) the threshing Atad, meaning thorn, also called Abelmizraim and afterwards called Bethhogla was located on the west of Jordan between the Jordan and Jericho

from an unused root probably meaning to pierce or make fast;