From an unused root probably meaning to pierce or make fast; a thorn-tree (especially the buckthorn) -- Atad, bramble, thorn.
H329. atad
אָטָד noun masculineJudges 9:15 bramble, buck-thorn (compare Che Psalm 58:10) (rhamnus, Arabic Assyrian e‰idu see DlW, No. 153, Aramaic אַטְדָּא compare LöwNo. 15) contracted עֵצִים Judges 9:14-15, (twice in verse) (personified, in fable); Psalm 58:10 as fuel (in figurative, compare Che); הָא ׳כְּגֹרֶן, noun, of a location, Genesis 5:10-11, (see גֹּרֶן & מצרים אבל).
אטט Arabic to emit a moaning or creaking sound (compare AWLex. 36 GesJes. i. 604 f Lanei. 66).
[אִטִּי Ol412]
noun masculine mutterer, plural אִטִּים Isaiah 19:3 mutterers ("" יִדְּעֹנִים אֹבוֺת,) i.e. either ventriloquists or whisperers of charms (compare 8:19; 29:4).