'passenger'はこちらの項目にも見つかりました。
英語の見出し語に対する説明:
air rage
 - airbus
 - airline travel
 - airliner
 - boarding pass
 - bus
 - Concorde
 - cruise ship
 - drive
 - fare
 - ferry
 - ferry boat
 - ferry terminal
 - flyer
 - foot passenger
 - gondola
 - hot-air balloon
 - jetliner
 - jumbo jet
 - manifest
 - occupant
 - pillion
 - punter
 - pussy pad
 - railcar
 - ride
 - seatmate
 - shotgun
 - sidecar
 - stowaway
 - titanic
 - water-bus