A boater (someone who travels by boat) / (childish, or endearing) A boat.

plural of boatage

The total capacity of boats, as of lifeboats on a ship. / Conveyance by boat. / A charge for transporting goods by boat.

Capable of being transported by boat. / Navigable by boats.

plural of boatbill

plural of boatie

A submariner on a U-boat

A little boat.

plural of boatlet

simple past tense and past participle of boatlift