cowrie or cowry /kowˈri/

1. A gastropod mollusc (genus Cypraea and related genera), the shells of which are used in certain primitive societies as money or invested with magical properties
2. A shell of the mollusc

• billsticker
• billy
• billyboy
• billyboys
• Billy Bunter
• billy-can
• billycock
• billycocks
• billy goat
• billy goats
• billy-o
• billy-oh
• bilobar
• bilobate
• bilobed
• bilobular
• bilocation
• bilocations
• bilocular
• biltong
• biltongs
• Bim
• Bimana
• bimanal
• bimanous