Automobile and Taxis

Automobile noun - A self-propelled passenger vehicle on four wheels.

Taxis and automobile are semantically related In some cases you can use "Taxis" instead a noun "Automobile".

Taxis noun - A locomotor response toward or away from an external stimulus by a motile (and usually simple) organism.

Automobile and taxis are semantically related in machine used for transportation topic. Sometimes you can use "Automobile" instead a noun "Taxis".