pastiglia

[ pah-steel-yuh; Italian pahs-tee-lyah ]
/ pɑˈstil yə; Italian pɑsˈti lyɑ /

noun

a plaster used during the Italian Renaissance for bas-relief ornament of furniture, being applied in layers, molded, carved, and gilded.

Origin of pastiglia

1925–30; < Italian < Spanish pastilla. See pastille