salvavidas
/ˌsalbaˈbidas/ · B2 · adj
life buoy, life preserver, life ring, lifesaver
🛟 salva + vidas = saves + lives, a life-saving ring
Salvavidas joins the verb salva (saves) with vidas (lives), so it literally means saves lives. The same word names the buoy, ring, or lifeboat, and works as an adjective for anything life-saving.