Final answer:
The English-language version of the Portuguese word 'Bombay' is 'Mumbai'.
Step-by-step explanation:
The English-language version of the Portuguese word 'Bombay' is 'Mumbai'. Bombay was the former name of the Indian city of Mumbai, which was named after the local Hindu goddess Mumbadevi. The name change from Bombay to Mumbai was officially made in 1995 to reflect the Marathi pronunciation and to acknowledge the historical and cultural significance of the city's original name.