Urban transport is an important part of any city, and there are many different forms of it. TAXI (4 letters), BUS (3 letters), TRAM (4 letters), TAXICAB (7 letters), CAB (3 letters), EL (2 letters), Lightrail (9 letters), and Lightrails (10 letters) are all terms used to describe various forms of urban transport. Taxis are usually private vehicles that can be hired for a fee, while buses are public transportation vehicles that run on fixed routes. Trams are similar to buses but run on tracks, and taxicabs are a type of TAXI that is usually licensed by the local government. Cabs are also a type of TAXI, but they are usually unlicensed. EL stands for elevated railway, which is a type of railway that runs above ground level. Lightrail is a type of railway that uses electric power, and lightrails are a type of lightrail that runs on rubber tires.