plural of running iron

plural of running serviceberry

plural of running joke

present participle of run deep

The sport of running races over upland country with steep, difficult terrain.

plural of running track

(athletics) a track marked with several lanes, which is used for competitive running events. / (rail transport) A line on which trains can run, as opposed to a siding.

The duration of a film or other recorded work.

present participle of run on fumes

A form of Chinese calligraphy in which round brush-strokes predominate and there are no sharp strokes or ticks