Where does “tisch” come from?

tisch (German) comes from Middle High German tisch, from Old High German tisc, from Proto-West Germanic disk, from Latin discus, from Proto-Italic diskō, from Proto-Italic dikskō, from Proto-Indo-European di-dḱ-ské-ti, from Proto-Indo-European deḱ- — take; perceive.

tisch (German): table a piece of furniture with a relatively deep surface at roughly waist or knee level; specific uses include