[fleur-de-lotus]

"Mafia" is an italian word understood by everybody on earth.

[martopix]

For an appropriate definition of "everybody on earth" as "people who read international news to sufficient depth or are otherwise well acquainted with Italy"? Many people in the world wouldn't even know Italy exists.

[est]

No in Mandarin. It's 黑手党 (black-hand mob)

[anticensor]

It is from an Arabic word, ma'afiyyah.