suchet - you are sadly mistake - check the stats. bombay is the original name. it is a portugese word. bom is good and bay is bay [ water ]. bom bay = bombay. true initially bombay was a group of seven island. about nine to ten years the beautiful name was renamed as mumbai. likewise - victoria terminus was renamed as chatrapati shivaji terminus - and you will surprised there are still lots of people in bus as well as trains stations ask for a ticket to V. T..