scaup /sköp/

1. A mussel bed
2. Any of various diving ducks of the genus Aythya that feeds on molluscs and crustaceans, esp Aythya marila, the male of which has a black, pale grey and white plumage (also scaup duck)

• rigidities
• rigidity
• rigidize
• rigidized
• rigidizes
• rigidizing
• rigidly
• rigidness
• rigidnesses
• rigids
• Rigil
• self-powered
• self-praise
• self-preparation
• self-preparations
• self-prepared
• self-preservation
• self-preservative
• self-preserving
• self-pride
• self-proclaimed
• self-produced
• self-professed
• self-profit
• self-profits