Where does “nicciano” come from?

nicciano (Italian) comes from Italian nietzschiano, from German Nietzsche, from Latin Nīcolāus, from Ancient Greek Νικόλαος, from Ancient Greek λᾱός, from Proto-Hellenic lāwós, from Proto-Indo-European leh₂wos, from Proto-Indo-European leh₂- — to bark, howl; to be concealed.

nicciano (Italian): Alternative spelling of nietzschiano; Nietzschean