Is “Piazza” a Scrabble word?
Yes
PIAZZA
Valid in at least one Scrabble dictionary
Valid in these dictionaries
SOWPODS / CSW
Scrabble UK & International
TWL / NWL
Scrabble North America
Large English Dictionary
General English word list
Meaning of Piazza
/piˈæt.sə/
noun
1.A public square, especially in Italian cities.
2.A veranda; a porch.
3.A roofed gallery or arcade (for example around a public square or in front of a building).