7-Letter Words Containing: SEA

• A valve in the hull of a vessel used to let in water, either to clean the bilges, flood a ballast tank, or scuttle the vessel

• a net or mesh foundation for lace

• a network of fine lines used by astronomers as a reference for measurements on star photographs

• experiencing motion sickness

• Any elevated object on land which serves as a guide to mariners, such as a hill or steeple.

• A beacon, buoy, etc. placed in the sea to aid navigation.

• a bird that frequents coastal waters and the open ocean: gulls; pelicans; gannets; cormorants; albatrosses; petrels; etc.

• a lane at sea that is a regularly used route for vessels

• edible fish (broadly including freshwater fish) or shellfish or roe etc

• plant growing in the sea, especially marine algae