Where does “preavviso” come from?

preavviso (Italian) comes from Italian avviso, from Old French avis, from Old French a, from Latin A, from Etruscan 𐌀, from Ancient Greek ᾱ̔, from Phoenician 𐤀, from Egyptian 𓃾.

preavviso (Italian): notice; first-person singular present indicative...