headway

avokorkeus

eteneminen movement Movement ahead or forward.
puhekieltä forward Forward motion, or its rate.
puhekieltä The interval of time or distance between the fronts of two vehicles (e.g. buses) moving in succession in the same direction, especially along the same pre-determined route.
puhekieltä progress Progress toward a goal.
puhekieltä The clearance beneath an object, such as an arch, ceiling or bridge; headroom.
puhekieltä A cross-heading.