JSmem 12:84 :ܫ݂ܘܚܬ ܣ݂ܠܩܬ ܘܛܠܠܘ ܛܘܪ̈ܐ ܡܢ ܛܠܠܗ݀‏ : it sprouted and grew up, and the mountains were shaded by its shade
See the entire entry for ṭll vb. to cast shade on