terminus - это конечная. Написано, что terminus можно отмечать через тег "bus_station".

Bus Terminus
Bus terminuses or bus stands are where a route originates or terminates. Is bigger than a bus stop and has space for temporary parking of buses

amenity=bus_station
name=X MTC Terminus

https://wiki.openstreetmap.org/wiki/Tag:amenity%3Dbus_station

