Multilingual Swiss model Nena Ristic exercised her gift of the gab in Miami on Christmas Eve -- chatting up several eager men on the beach ... including AC Milan soccer star Kevin-Prince Boateng (left).
Nena speaks five languages -- English, French, German, Serbian, and Italian ... not counting Assamese.
It's a real language. Look it up.
12/27/2011 8:45 AM PST BY TMZ STAFF
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