All Friulian surnames of Slavic origin, both Iuch and Iug, Juch, Jug and Jussa have by now almost disappeared, while Iussa and Iussig are still very present, the first in San Pietro al Natisone and in Cividale del Friuli, while the second still is only in San Pietro al Natisone, they should derive from contracted and truncated slave hypocoristic forms of the name Gioacchino.
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