transbordador
/tɾansboɾdaˈdoɾ/ · B2 · noun · m
shuttle
⛴️ trans + bordar + dor: the one who carries you across the board (edge)
Trans- means across, and bordo is the side or edge of a ship (as in English aboard). Add -dor, a suffix for a thing that does an action: it is the thing that goes across from one bank to the other. A ferry or a shuttle.