{
art["la"] = ""
art["il"] = ""
art["i"] = ""
vb["Arrivò"] = ""
nn["figlia"] = ""

for (x=1; x<=NF; x++)
    {
    if ($x in art)
        {
        gsub ($x, $x"_art", $x)
        }
    if ($x in vb)
        {
        gsub ($x, $x"_vb", $x)
        }
    if ($x in nn)
        {
        gsub ($x, $x"_nn", $x)
        }
    }
print $0
}