Sy Bisti
From Wookieepedia, the Star Wars wiki.
Sy Bisti was a trade language used in the Outer Rim. The Chiss knew this language prior to their first contact with citizens of the Galactic Republic.
[edit] Behind the scenes
Sy Bisti made it's first and only appearance in the novel Outbound Flight, which was written by Timothy Zahn. It was later referenced in the Rebellion Era Campaign Guide, where it's name was misspelled as "Sy Bysti".
