spadona means A wing feather from a juvenile ostrich. Lexicurio rates it Sui generis — a strength score of 100 out of 100.
noun
- A wing feather from a juvenile ostrich.“An assorted case may contain fifty bundles of white feathers—some only of which will be perfectly long, full-tipped specimens—and perhaps 200 bundles of the qualities and shades known as Femina, Byocks, Spadona, Boos, and drab, together with the beautifully rich and silky black.”