The stem is really the upright or inclined (raked) continuation of the keel at the fore end of the ship and the word is seldom used at sea.
Isiqu enyanisweni kukuqhubekeka okulhe nkqo okanye okukekeleyo kwesiseko senqanawa ekupheteni komphambili wenqanowe, kwayo eligama linqabile ukusetyenziswa elwanelle.