FROM STRONG’S GREEK DICTIONARY (1890)

Strong’s Greek Dictionary (1890) — public domain, printed whole.

Zeus Ζεύς — dzyooce — of uncertain affinity; in the oblique cases there is used instead of it a (probably cognate) name Dis deece, which is otherwise obsolete Zeus or Dis (among the Latins, Jupiter or Jove), the supreme deity of the Greeks:--Jupiter.