Where does “scannese” come from?

scannese (Italian) comes from Italian scanno, from Latin scamnum, from Proto-Indo-European skāp-, from Proto-Indo-European skeh₂p-, from Proto-Indo-European (s)kep- — to grave, to strike; to chop, to dig; to grave,...

Ancestry of “scannese”, step by step

Step	Language	Word	Meaning
1	Italian	scanno	seat, bench, stool, trestle; first-person...
2	Latin	scamnum	stool, step, bench; ridge; breadth of a field
3	Proto-Indo-European	skāp-	—
4	Proto-Indo-European	skeh₂p-	rod, shaft, staff, club
5	Proto-Indo-European	(s)kep-	to grave, to strike; to chop, to dig; to grave,...

Every word from Proto-Indo-European (s)kep- →Every word from Proto-Indo-European skeh₂p- →Every word from Proto-Indo-European skāp- →