lagoon or (old) lagune /lə-goonˈ/

1. A shallow lake, esp one near or communicating with the sea or a river
2. An area of water separated from the sea by earth or sand banks, coral reefs, etc

• opacities
• opacity
• opacous
• opah
• opahs
• opal
• opaled
• opalescence
• opalescences
• opalescent
• opal glass
• opal glasses
• opaline
• opalines
• opalised
• opalized
• opals
• opaque
• opaqued
• opaquely
• opaqueness
• opaquenesses
• opaquer
• opaques
• opaquest