τρύξ

Etymology
. The traditional connection with is neither phonetically nor semantically convincing. The formal identity with is remarkable, especially since both words refer to viniculture and wine production. Porzig pleads for origin of all these words.

Noun

 * 1) wine not yet fermented, must
 * 2) lees of wine, dregs, sediments
 * 3) dross, waste of metal
 * 4) faecal matter in the stomach
 * 5)  old man or woman