- barkTo make a short, loud, explosive noise with the vocal organs (said of animals, especially dogs).
- bargeA large flat-bottomed towed or self-propelled boat used mainly for river and canal transport of heavy goods or bulk cargo.
- barqueA sailing vessel of three or more masts, with all masts but the sternmost square-rigged, the sternmost being fore-and-aft-rigged
- barisA type of flat-bottomed freighter used on the Nile in Ancient Egypt, powered either by sail, or by being towed by a downstream raft driven by the current, while dragging a stone anchor to keep the course steady.